Unit 3 Keep Fit知识点讲解与练习2025-2026学年人教版英语七年级下册

Unit 3 Keep Fit 知识点讲解与练习七年级下册英语新人教版 一、必背知识点 1. =keep healthy 保持健康 3. 练习做某事 5. =be filled with 充满/满是 7. 做某事对某人来说是... 9. 听见某人正在干.. 11. 成功做某事 13. 在去...的路上 15. 锻炼/计算出/成功解决 17. show sb sth= 向某人展示某物 19. 几乎从不 21. 在那边 23. 工作日 25. 某个时间/抽空 有时候，表示频率 27. ...是...的双倍 2. 适合于... 4. 适合做某事 6. 做某事是容易的 8. 某人做某事是...的 10. 听到某人做了某事 12. 鼓励某人去做某事 14. 做某事的方式 16. 取得进步 18. 把A和B匹配起来 20. 劳驾 22. 属于 24. 充当句子成分，也许，大概 放在句首，属于副词 26. 有一点，修饰可数名词 a little有一点，修饰不可数名词 几乎没有，修饰不可数名词 few几乎没有，修饰可数名词 1、 healthy adj. 健康的—health n. 健康—healthily adv. 健康地—unhealthy adj. 不健康的 2、 fit adj./v. 健康的；合适的/适合—fitness n. 健康；适合 3、 hardly adv. 几乎不—hard adj. 困难的/努力的/坚硬的—hardness n.硬度—harden v.使变硬 4、 perfect adj.完美的—perfectly adv.完美地—imperfect adj.不完美的—perfection n.完美 5、practice n./v. 实践，不可数名词/训练—practical adj.可行的/实际的—practically adv.实事求是地 6、jog v.慢跑—jogger n.慢跑者—jogging n.慢跑锻炼 7、energy n.精力—energetic adj.精力充沛的—energetically adv.精力充沛地energize v.供给...能量 8、encourage v.鼓励—encouragement n.鼓励—discourage v.使泄气 9、succeed v.成功—success n.成功—successful adj.成功的—successfully adv.成功地 10、progress n.进步—progressive adj.先进的/进步的—progressively adv.渐进地 二、知识点讲解 1、How do we keep fit？我们怎么保持健康。 【解析】fit adj./v. 健康的；合适的/适合—fitness n. 健康；适合 healthy adj. 健康的—health n. 健康—healthily adv. 健康地—unhealthy adj. 不健康的 keep fit=keep healthy 保持健康 be fit for sth 适合... be fit to do sth 适合做某事 【小试牛刀】用fit相关短语填空 These shoes running. We need to by eating well. He be our English teacher. 2、Maybe it's Yaming's.也许是亚明的。 【解析】maybe 与may be表示也许，大概 1.maybe 大概/也许，充当副词，放在句首/句中 Maybe it is a sunny day. 2.may be 可能/也许，充当情态动词+be动词构成句子结构 It may be a sunny day. 3、Well，practice makes perfect.熟能生巧。 【解析】perfect adj.完美的—perfectly adv.完美地—imperfect adj.不完美的—perfection n.完美 practice n./v. 实践，不可数名词/训练—practical adj.可行的/实际的—practically adv.实事求是地 practice doing sth 练习做某事 【小试牛刀】用正确词性填空 His answer about this question is . Everything is ，don't worry. His advice is ，we can do it now. 4、We should all play doubles sometime! 我们都应该找个时间打双打！ 【解析】the double of ...是...的双倍 sometime/sometimes/some time/some times的区别 1.sometime 某个时候/抽空 I will come and see you sometime. 2.sometimes 有时，表示频率 I sometimes put on a hat on my head. 3.some time 一些时间 I need some time to do my homework. 4.some times 几次，times做次数可数 I eat this kind of apples some times. 5、Do you often play ping-pong？ No，I play a few times a year.你经常打乒乓球吗？没有，我一个年才打几次。 【解析】time可数时：表示次数，几次；不可数时：表示时间 a few/few/a little/little的区别 1.a few 表示有一点，修饰可数名词 There are a few apples on the tree. 2.a little 表示有一点，修饰不可数名词 There is a little meat on the table. 3.little 几乎没有，修饰不可数名词 There is little milk in the bottle. 4.few 几乎没有，修饰可数名词 There are few sheep on the farm. 【小试牛刀】 There is water in the bottle，we can drink. There a few people on the playground. There is milk in the fridge，we should go shopping to buy it. 6.、Who does this T-shirt belong to？这件衬衫属于谁？ 【解析】belong to 属于 Whose badminton racket is that？那是谁的羽毛球拍？ 做表语 主语 Who does this T-shirt belong to？ 宾语 主语 谓语动词 7、 It is easy to go jogging，and I’m usually full of energy after jogging.慢跑是很轻松，而且跑完步后我整个人精力充沛。 【解析】jog v.慢跑—jogger n.慢跑者—jogging n.慢跑锻炼 energy n.精力—energetic adj.精力充沛的—energetically adv.精力充沛地energize v.供给...能量 be full of=be filled with 充满/满是 it is easy to do sth 做某事是容易的；类比句型：it is+adj.+o do sth做某事是怎么样的 It's adj. for sb to do sth对某人来说做某事是······的，侧重形容事情的特性：easy, hard, dangerous等 It is dangerous to climb mountain . It is difficult to learn math. It's adj. of sb to do sth. 某人做某事是······的，侧重形容人的品性：kind/brave/stupid/clever/wise等 It is friendly of you to help me learn English. It is wise of you to take an umbrella. 8、 The air is clean，and I can hear birds singing.空气清新，我能听到鸟儿在歌唱。 【解析】hear sb doing sth 听见某人正在干...，强调听到动作正在进行 hear sb do sth 听到某人做了某事，强调听到动作的全过程，表示动作已完成 【小试牛刀】 Listen! Can you hear a girl ?　 I often hear her in the evening.　 9、We encourage one another to do tricks.我们互相鼓励去表演各种小把戏。 【解析】encourage v.鼓励—encouragement n.鼓励—discourage v.使泄气 encourage sb to do sth 鼓励某人去做某事 10、Some tricks are difficult，but once you succeed，you feel great.有些技巧很难，但一旦你就会感觉很棒。 【解析】succeed v.成功—success n.成功—successful adj.成功的—successfully adv.成功地 succeed in doing sth成功做某事 once充当连词，引导时间状语从句，放在句首，后面接完整的句子，翻译为一旦； once 充当副词，表示频率，翻译为一次/曾经 【小试牛刀】 （ ）1. I go to the library ______ a week. A. One B. once C. two D. first （ ）2. ______ you understand the rule, you will find it easy. A. As soon as B. Once C. While D. Since （ ）3. I have seen this movie ______. It’s great. A. one time B. once C. one D. firstly （ ）4. ______ you start, you must keep going. A. Once B. Before C. Because D. So 11、But my favourite way of keeping fit is to use an exercise app to work out.但是我保持健康最喜欢的方式是通过使用一款健身程序来锻炼。 【解析】on the way to 在去...的路上 the way of doing sth 做某事的方式 work out 锻炼/计算出/成功解决 12、 It can show my progress. 它可以显示我的进步。 【解析】progress n.进步—progressive adj.先进的/进步的—progressively adv.渐进地 make progress 取得进步 show sb sth=show sth to sb向某人展示某物 13、We play many matches.我们打了很多比赛 【解析】match A with B 把A和B匹配起来 三、语法讲解 1、频度副词（表示做某事重复的次数）（放在：be/助/情之后，实义动词之前）对频度副词提问，用how often.“多久一次” always usually often sometimes hardly （ever） never 用how often和how many times进行提问； 用How many times 提问时句子中要加一年/周/月这类时间词 总是 通常 经常 有时 几乎从不 从不 多少次的表达方式： 一次：once 两次：twice 三次：three times 四次：four times ...... 一周/月/年几次的表达方式 一周一次：once a week 一周两次：twice a week 一周三次：three times a week 一周四次：four times a week ...... She is always busy.（be动词之后） I will always like you.（助动词之后） I can always get up early.（情态动词之后） We often play chess after school.（实义动词之前） -How often do you exercise? 你多久锻炼一次？ -I never do exercise. 我从不。 2、 名词性物主代词：表示谁的.....东西=谁的+东西；表示东西的所属性 我的...东西：mine 它的...东西：its 我们的...东西：ours 你的...东西：yours 她的...东西：hers 他们/她们/它们的....东西：theirs 你们的...东西：yours 他的...东西：his 某人的...东西：人名’s 课后练习 一、根据提示填空 1. We should take exercise every day to keep (健康的) = keep fit. 2. She practices (play) the piano for two hours every evening. 3. The bottle is （fill）of water 4. It is important f us to eat vegetables. 5. I heard someone (sing) in the next room when I passed by. 6. He succeeded in (finish) the task on time. 7. On the way t school, I met my old friend. 8. They often work o in the gym after school. 9. My teacher showed me (I) a beautiful picture 10. He hardly e eats junk food. 11. The bookstore is over t , next to the bank. 12. We have to get up early on working (work) days. 13. I will visit you sometime (sometime / sometimes) next month. 14. This room is the d of that one in size. 15. The dress is not fit f this occasion. 16. He is fit (to / for) finish the difficult work alone. 17. It is kind (of / for) you to help the old man cross the road. 18. My parents encourage me (study) hard for the exam. 19. There is (a little) milk in the fridge, so we need to buy some. 20. We should eat (health) food every day. 21. It's important for us (get) enough sleep. 22. She likes to do some (exercise) in the morning. 二、选择填空 （ ）1. My father ______ exercises in the park after dinner, so he is healthy. A. never B. sometimes C. hardly ever D. always （ ）2. —How often do you drink milk? —I drink milk ______ a day, once in the morning and once in the evening. A. sometimes B. twice C. two times D. some times （ ）3. She ______ eats junk food because she thinks it’s bad for her health. A. often B. always C. seldom D. usually （ ）4. He ______ forgets to take his umbrella when it rains, so he often gets wet. A. sometimes B. never C. always D. rarely （ ）5. Tom is very lazy. He ______ gets up early on weekdays and often arrives late for school. A. often B. usually C. seldom D. always （ ）6. My mother ______ tells me to brush my teeth twice a day to keep them clean. A. never B. sometimes C. always D. hardly （ ）7. My classmates and I ______ play badminton after school. It’s our favorite sport. A. often B. hardly C. never D. seldom （ ）8. We should ______ exercise for at least 30 minutes a day to keep fit. A. Never B. always C. hardly ever D. seldom （ ）9. —______ do you have a physical examination? —Once a year. A. How long B. How often C. How many D. How much ( ) 10. Alan always gets up late and then goes to school, so he _______ eats breakfast. A. always B. usually C. never D. sometimes （ ）11. —______ do you go jogging? —Three times a week. A. How many times B. How often C. How long D. How soon （ ）12. —______ did you exercise last month? —About ten times. A. How often B. How many times C. How long D. How much ( )13. —______ does your family have a big dinner together? —Once a month. A. How many times B. How long C. How often D. How far （ ）14. —______ has she visited the dentist this year? —Twice. A. How often B. How many times C. How soon D. How old （ ）15. This healthy lunch is ______. I made it myself this morning. A. my B. mine C. me D. I （ ）16. —Is this sports bag ______? —Yes, it’s mine. I use it for running. A. yours B. your C. you D. yourself （ ）17. —Whose running shoes are these? —They’re ______. He often wears them to the park. A. Tom B. Tom’s C. Toms D. Toms’ （ ）18. This bottle of fresh juice is ______. She made it with oranges and carrots. A.Lucy B. Lucys C. Lucy’s D. Lucys’ ( )19. We should ______ every day to keep fit. A. watch TV B. do exercise C. play computer games D. stay in bed ( )20. —______ should I exercise? —At least three times a week. A. How long B. How many C. How often D. How much ( )21. Eating a lot of fruit and vegetables ______ good for our health. A. is B. are C. be D. am ( )22. He ______ exercises, so he is not very healthy. A. often B. always C. never D. usually ( )23. She looks after her grandmother ______ because her grandmother is ill. A. careful B. carefully C. careless D. carelessly ( )24.Tom practices ______ basketball every afternoon. A. play B. plays C. playing D. to play ( )25.The classroom is ______ students because of the celebration. A. full with B. filled of C. full of D. fill with ( )26.It is easy ______ English well if you practice more. A. learn B. to learn C. learning D. learned ( )27.She succeeded in ______ the first prize in the competition. A. win B. wins C. winning D. to win ( )28.______ the way to the park, we saw many flowers. A. In B. On C. At D. For ( )29.Can you work ______ this math problem? It’s not easy. A. out B. on C. in D. off ( )30.My mother showed ______ her new necklace. A. my B. I C. me D. mine ( )31.He ______ ever watches TV on weekdays. A. hard B. hardly C. harden D. hardness ( )32.—Where is Lily? —She is over ______, talking with her friends. A. here B. there C. where D. when ( )33.This book ______ to me. My name is on it. A. belongs B. is belonging C. belong D. belonged ( )34.______ he goes to the library to read books. A. Sometime B. Sometimes C. Some time D. Some times ( )35.The number of students in our class is the ______ of theirs. A. double B. doubles C. doubling D. doubled ( )36.This pair of shoes is not ______ for long walks. A. fit B. fits C. fitting D. fitted ( )37.It is necessary ______ us to get enough sleep. A. for B. of C. to D. with ( )38.She encouraged her son ______ part in the English contest. A. take B. takes C. taking D. to take ( )39.What’s the way ______ improving your English? A. of B. to C. for D. in ( )40.He has made great ______ in his study this term. A. progress B. progresses C. progressive D. progressively ( )41.Please match the words ______ their meanings. A. with B. to C. for D. of ( )42.—______, could you tell me the way to the hospital? —Sure. Go straight ahead. A. Hello B. Excuse me C. Sorry D. Hi ( )43.—Is this pen yours? —No, it ______ Tom. He lost one yesterday. A. belongs to B. is belonged to C. belong to D. belonged to ( )44.There are ______ apples on the table, so we can share them. A. few B. a few C. little D. a little ( )45.It is careless ______ him to leave his bag on the bus. A. for B.with C. of D. about ( )46.He may ______ late, because the traffic is heavy. A.are B. is C. be D. was ( )47.Maybe he ______ at home now. Let’s call him. A. is B. be C. was D. were ( )48.—How do you like the new dress? —It’s ______ . I like it very much. A. perfect B. perfectly C. imperfection D. imperfect ( )49. The old woman is always friendly children. A. of B. to C. on D. at 3、 按要求完成句子 1. They keep fit by exercising every day.（改为一般疑问句） they fit by exercising every day? 2. She practices playing the guitar after school.（改为一般疑问句） she playing the guitar after school? 3. The box is full of books.（改为一般疑问句） the box of books? 4. It is important for us to learn English.（改为一般疑问句） important for us to learn English? 5. We keep healthy by eating fruit.（改为否定句） We healthy by eating fruit. 6. Tom practices swimming every summer.（改为否定句） Tom swimming every summer. 7. The classroom is filled with students.（改为否定句） The classroom with students. 8. It is easy to finish the work.（改为否定句） It to finish the work. 9. My parents encourage me to join the club.（改为否定句） My parents me to join the club. 10. We keep fit by running every morning.（对划线部分提问） you keep fit? 11. The bottle is full of juice.（对划线部分提问） the bottle full of? 12. He exercises four times a week.（对划线部分提问） does he exercise? 13. It is important for children to get enough sleep.（对划线部分提问） it important for to get enough sleep? 14. They work out in the park on weekends.（对划线部分提问） they work out on weekends? 15. Keeping fit is important for everyone.（改为同义句） important for everyone to keep fit. 16. How often do you have a picnic with your friends?（改为同义句） do you have a picnic with your friends a week? 17. The bag is full of books.（改为同义句） The bag with books. 18. 每天锻炼对保持健康很重要。（完成译句） important for us every day to keep fit. 19. 我听见他正在隔壁房间唱歌。（完成译句） I him in the next room. 20. 老师鼓励我们努力学习。（完成译句） The teacher us study hard. 21. 这条裙子适合夏天穿。（完成译句） This dress is summer. 22. 瓶子里几乎没有水了。（完成译句） There water in the bottle. 四、完形填空 Keeping fit is important for everyone. It helps us stay healthy and happy. But how can we keep fit? Here are some tips. First, we should have a balanced diet. We need to eat more fruit and vegetables. They are full of vitamins and are 1 for our bodies. We should also eat some meat, fish and eggs. They give us 2 . But we shouldn't eat too much junk food, like hamburgers and chips. They are 3 . Second, we need to do exercise every day. Exercise can make us 4 and strong. We can go for a walk, run, swim or play ball games. It's best 5 at least 30 minutes a day. Third, we shouldn't stay up late. We need to get enough sleep. Usually, we need 6 to nine hours' sleep every night. If we don't sleep well, we will feel 7 the next day. Fourth, we should keep clean. We should wash our hands before meals and brush our teeth twice a day. It can help us 8 away from illness. Finally, we should relax ourselves. We can listen to music or chat 9 friends. It's not good to be too stressed . Follow these tips, and you will be in good 10 . ( )1. A. bad B. good C. harmful D. unhealthy ( )2. A. energy B. water C. food D. sleep ( )3. A. healthy B. useful C. unhealthy D. helpful ( )4. A. weak B. tired C. sad D. fit ( )5. A. to exercise B. exercise C. exercises D. do exercise ( )6. A. seven B. seventh C. the seventh D. seven of ( )7. A. happy B. excited C. tired D. relaxed ( )8. A. keep B. keeps C. keeping D. kept ( )9. A. with B. for C. at D. on ( )10. A. health B. healthy C. fit D. healthily 五、阅读理解 Everyone wants to keep fit. But not everyone knows how to do it. Here are some advice from a doctor. First, eat a balanced diet. You should eat different kinds of food. For breakfast, you can have bread, eggs and milk. For lunch and dinner, you should have rice, vegetables, meat and fish. You shouldn't eat too much sweet food. It's bad for your teeth and body. Second, exercise regularly. You can exercise every morning or evening. You can go running, swimming, cycling or play basketball. Exercise can make your body strong and help you lose weight. Third, get enough sleep. You should sleep at least eight hours a night. If you stay up late, you will feel tired and angry the next day. It's also bad for your memory. Fourth, keep a happy mood. Don't worry too much. You can talk to your family or friends when you feel sad. A happy mood is good for your health. Follow these advice, and you will be healthy and happy. ( )1. How many pieces of advice does the doctor give? A. Three. B. Four. C. Five. D. Six. ( )2. What should we have for breakfast according to the passage? A. Rice, vegetables and meat. B. Bread, eggs and milk. C. Hamburgers and chips. D. Fish, fruit and water. ( )3. Why should we exercise regularly? A. Because it can make us tall. B. Because it can make us thin. C. Because it can make our body strong. D. Because it can make us angry. ( )4. How many hours should we sleep every night? A. At least six. B. At least seven. C. At least eight. D. At least nine. ( )5. What can we do when we feel sad? A. Eat a lot of sweet food. B. Stay up late. C. Talk to our family or friends. D. Don't exercise. 第 1 页 共 13 页 学科网（北京）股份有限公司 $ Unit 3 Keep Fit 知识点讲解与练习七年级下册英语新人教版 一、必背知识点 1.keep fit=keep healthy 保持健康 3.practice doing sth 练习做某事 5.be full of=be filled with 充满/满是 7. it is adj. for sb to do sth做某事对某人来说是... 9. hear sb doing sth 听见某人正在干.. 11. succeed in doing sth成功做某事 13.on the way to 在去...的路上 15.work out 锻炼/计算出/成功解决 17. show sb sth=show sth to sb向某人展示某物 19.hardly ever 几乎从不 21.over there 在那边 23.working day 工作日 25. sometime 某个时间/抽空 sometimes 有时候，表示频率 27.the double of ...是...的双倍 2.be fit for sth 适合于... 4.be fit to do sth 适合做某事 6.it is easy to do sth 做某事是容易的 8.it's adj. of sb to do sth 某人做某事是...的 10.hear sb do sth 听到某人做了某事 12.encourage sb to do sth 鼓励某人去做某事 14.the way of doing sth 做某事的方式 16.make progress 取得进步 18.match A with B 把A和B匹配起来 20.excuse me 劳驾 22.belong to 属于 24. may be 充当句子成分，也许，大概 maybe 放在句首，属于副词 26. a few 有一点，修饰可数名词 a little有一点，修饰不可数名词 little几乎没有，修饰不可数名词 few几乎没有，修饰可数名词 1、 healthy adj. 健康的—health n. 健康—healthily adv. 健康地—unhealthy adj. 不健康的 2、 fit adj./v. 健康的；合适的/适合—fitness n. 健康；适合 3、 hardly adv. 几乎不—hard adj. 困难的/努力的/坚硬的—hardness n.硬度—harden v.使变硬 4、 perfect adj.完美的—perfectly adv.完美地—imperfect adj.不完美的—perfection n.完美 5、practice n./v. 实践，不可数名词/训练—practical adj.可行的/实际的—practically adv.实事求是地 6、jog v.慢跑—jogger n.慢跑者—jogging n.慢跑锻炼 7、energy n.精力—energetic adj.精力充沛的—energetically adv.精力充沛地energize v.供给...能量 8、encourage v.鼓励—encouragement n.鼓励—discourage v.使泄气 9、succeed v.成功—success n.成功—successful adj.成功的—successfully adv.成功地 10、progress n.进步—progressive adj.先进的/进步的—progressively adv.渐进地 二、知识点讲解 1、How do we keep fit？我们怎么保持健康。 【解析】fit adj./v. 健康的；合适的/适合—fitness n. 健康；适合 healthy adj. 健康的—health n. 健康—healthily adv. 健康地—unhealthy adj. 不健康的 keep fit=keep healthy 保持健康 be fit for sth 适合... be fit to do sth 适合做某事 【小试牛刀】用fit相关短语填空 These shoes are fit for running. We need to keep fit by eating well. He is fit to be our English teacher. 2、Maybe it's Yaming's.也许是亚明的。 【解析】maybe 与may be表示也许，大概 1.maybe 大概/也许，充当副词，放在句首/句中 Maybe it is a sunny day. 2.may be 可能/也许，充当情态动词+be动词构成句子结构 It may be a sunny day. 3、Well，practice makes perfect.熟能生巧。 【解析】perfect adj.完美的—perfectly adv.完美地—imperfect adj.不完美的—perfection n.完美 practice n./v. 实践，不可数名词/训练—practical adj.可行的/实际的—practically adv.实事求是地 practice doing sth 练习做某事 【小试牛刀】用正确词性填空 His answer about this question is perfect . Everything is imperfect ，don't worry. His advice is practical ，we can do it now. 4、We should all play doubles sometime! 我们都应该找个时间打双打！ 【解析】the double of ...是...的双倍 sometime/sometimes/some time/some times的区别 1.sometime 某个时候/抽空 I will come and see you sometime. 2.sometimes 有时，表示频率 I sometimes put on a hat on my head. 3.some time 一些时间 I need some time to do my homework. 4.some times 几次，times做次数可数 I eat this kind of apples some times. 5、Do you often play ping-pong？ No，I play a few times a year.你经常打乒乓球吗？没有，我一个年才打几次。 【解析】time可数时：表示次数，几次；不可数时：表示时间 a few/few/a little/little的区别 1.a few 表示有一点，修饰可数名词 There are a few apples on the tree. 2.a little 表示有一点，修饰不可数名词 There is a little meat on the table. 3.little 几乎没有，修饰不可数名词 There is little milk in the bottle. 4.few 几乎没有，修饰可数名词 There are few sheep on the farm. 【小试牛刀】 There is a little water in the bottle，we can drink. There are a few people on the playground. There is little milk in the fridge，we should go shopping to buy it. 6.、Who does this T-shirt belong to？这件衬衫属于谁？ 【解析】belong to 属于 Whose badminton racket is that？那是谁的羽毛球拍？ 做表语 主语 Who does this T-shirt belong to？ 宾语 主语 谓语动词 7、 It is easy to go jogging，and I’m usually full of energy after jogging.慢跑是很轻松，而且跑完步后我整个人精力充沛。 【解析】jog v.慢跑—jogger n.慢跑者—jogging n.慢跑锻炼 energy n.精力—energetic adj.精力充沛的—energetically adv.精力充沛地energize v.供给...能量 be full of=be filled with 充满/满是 it is easy to do sth 做某事是容易的；类比句型：it is+adj.+o do sth做某事是怎么样的 It's adj. for sb to do sth对某人来说做某事是······的，侧重形容事情的特性：easy, hard, dangerous等 It is dangerous to climb mountain . It is difficult to learn math. It's adj. of sb to do sth. 某人做某事是······的，侧重形容人的品性：kind/brave/stupid/clever/wise等 It is friendly of you to help me learn English. It is wise of you to take an umbrella. 8、 The air is clean，and I can hear birds singing.空气清新，我能听到鸟儿在歌唱。 【解析】hear sb doing sth 听见某人正在干...，强调听到动作正在进行 hear sb do sth 听到某人做了某事，强调听到动作的全过程，表示动作已完成 【小试牛刀】 Listen! Can you hear a girl singing ?　 I often hear her sing in the evening.　 9、We encourage one another to do tricks.我们互相鼓励去表演各种小把戏。 【解析】encourage v.鼓励—encouragement n.鼓励—discourage v.使泄气 encourage sb to do sth 鼓励某人去做某事 10、Some tricks are difficult，but once you succeed，you feel great.有些技巧很难，但一旦你就会感觉很棒。 【解析】succeed v.成功—success n.成功—successful adj.成功的—successfully adv.成功地 succeed in doing sth成功做某事 once充当连词，引导时间状语从句，放在句首，后面接完整的句子，翻译为一旦； once 充当副词，表示频率，翻译为一次/曾经 【小试牛刀】 （ B ）1. I go to the library ______ a week. A. One B. once C. two D. first （ B ）2. ______ you understand the rule, you will find it easy. A. As soon as B. Once C. While D. Since （ B ）3. I have seen this movie ______. It’s great. A. one time B. once C. one D. firstly （ A ）4. ______ you start, you must keep going. A. Once B. Before C. Because D. So 11、But my favourite way of keeping fit is to use an exercise app to work out.但是我保持健康最喜欢的方式是通过使用一款健身程序来锻炼。 【解析】on the way to 在去...的路上 the way of doing sth 做某事的方式 work out 锻炼/计算出/成功解决 12、 It can show my progress. 它可以显示我的进步。 【解析】progress n.进步—progressive adj.先进的/进步的—progressively adv.渐进地 make progress 取得进步 show sb sth=show sth to sb向某人展示某物 13、We play many matches.我们打了很多比赛 【解析】match A with B 把A和B匹配起来 三、语法讲解 1、频度副词（表示做某事重复的次数）（放在：be/助/情之后，实义动词之前）对频度副词提问，用how often.“多久一次” always usually often sometimes hardly （ever） never 用how often和how many times进行提问； 用How many times 提问时句子中要加一年/周/月这类时间词 总是 通常 经常 有时 几乎从不 从不 多少次的表达方式： 一次：once 两次：twice 三次：three times 四次：four times ...... 一周/月/年几次的表达方式 一周一次：once a week 一周两次：twice a week 一周三次：three times a week 一周四次：four times a week ...... She is always busy.（be动词之后） I will always like you.（助动词之后） I can always get up early.（情态动词之后） We often play chess after school.（实义动词之前） -How often do you exercise? 你多久锻炼一次？ -I never do exercise. 我从不。 2、 名词性物主代词：表示谁的.....东西=谁的+东西；表示东西的所属性 我的...东西：mine 它的...东西：its 我们的...东西：ours 你的...东西：yours 她的...东西：hers 他们/她们/它们的....东西：theirs 你们的...东西：yours 他的...东西：his 某人的...东西：人名’s 课后练习 一、根据提示填空 1. We should take exercise every day to keep healthy (健康的) = keep fit. 2. She practices plying (play) the piano for two hours every evening. 3. The bottle is full （fill）of water 4. It is important f for us to eat vegetables. 5. I heard someone singing (sing) in the next room when I passed by. 6. He succeeded in finishing (finish) the task on time. 7. On the way t to school, I met my old friend. 8. They often work o out in the gym after school. 9. My teacher showed me (I) a beautiful picture 10. He hardly e ever eats junk food. 11. The bookstore is over t there , next to the bank. 12. We have to get up early on working (work) days. 13. I will visit you sometime (sometime / sometimes) next month. 14. This room is the d double of that one in size. 15. The dress is not fit f for this occasion. 16. He is fit to (to / for) finish the difficult work alone. 17. It is kind of (of / for) you to help the old man cross the road. 18. My parents encourage me to study (study) hard for the exam. 19. There is little (a little) milk in the fridge, so we need to buy some. 20. We should eat healthy (health) food every day. 21. It's important for us to get (get) enough sleep. 22. She likes to do some exercise (exercise) in the morning. 二、选择填空 （B ）1. My father ______ exercises in the park after dinner, so he is healthy. A. never B. sometimes C. hardly ever D. always （C ）2. —How often do you drink milk? —I drink milk ______ a day, once in the morning and once in the evening. A. sometimes B. twice C. two times D. some times （C ）3. She ______ eats junk food because she thinks it’s bad for her health. A. often B. always C. seldom D. usually （C ）4. He ______ forgets to take his umbrella when it rains, so he often gets wet. A. sometimes B. never C. always D. rarely （C ）5. Tom is very lazy. He ______ gets up early on weekdays and often arrives late for school. A. often B. usually C. seldom D. always （C ）6. My mother ______ tells me to brush my teeth twice a day to keep them clean. A. never B. sometimes C. always D. hardly （A ）7. My classmates and I ______ play badminton after school. It’s our favorite sport. A. often B. hardly C. never D. seldom （D ）8. We should ______ exercise for at least 30 minutes a day to keep fit. A. Never B. always C. hardly ever D. seldom （B ）9. —______ do you have a physical examination? —Once a year. A. How long B. How often C. How many D. How much ( C ) 10. Alan always gets up late and then goes to school, so he _______ eats breakfast. A. always B. usually C. never D. sometimes （B ）11. —______ do you go jogging? —Three times a week. A. How many times B. How often C. How long D. How soon （B ）12. —______ did you exercise last month? —About ten times. A. How often B. How many times C. How long D. How much ( C )13. —______ does your family have a big dinner together? —Once a month. A. How many times B. How long C. How often D. How far （B ）14. —______ has she visited the dentist this year? —Twice. A. How often B. How many times C. How soon D. How old （B ）15. This healthy lunch is ______. I made it myself this morning. A. my B. mine C. me D. I （A ）16. —Is this sports bag ______? —Yes, it’s mine. I use it for running. A. yours B. your C. you D. yourself （B ）17. —Whose running shoes are these? —They’re ______. He often wears them to the park. A. Tom B. Tom’s C. Toms D. Toms’ （C ）18. This bottle of fresh juice is ______. She made it with oranges and carrots. A.Lucy B. Lucys C. Lucy’s D. Lucys’ ( B )19. We should ______ every day to keep fit. A. watch TV B. do exercise C. play computer games D. stay in bed ( C )20. —______ should I exercise? —At least three times a week. A. How long B. How many C. How often D. How much ( A )21. Eating a lot of fruit and vegetables ______ good for our health. A. is B. are C. be D. am ( C )22. He ______ exercises, so he is not very healthy. A. often B. always C. never D. usually ( B )23. She looks after her grandmother ______ because her grandmother is ill. A. careful B. carefully C. careless D. carelessly ( C )24.Tom practices ______ basketball every afternoon. A. play B. plays C. playing D. to play ( C )25.The classroom is ______ students because of the celebration. A. full with B. filled of C. full of D. fill with ( B )26.It is easy ______ English well if you practice more. A. learn B. to learn C. learning D. learned ( C )27.She succeeded in ______ the first prize in the competition. A. win B. wins C. winning D. to win ( B )28.______ the way to the park, we saw many flowers. A. In B. On C. At D. For ( A )29.Can you work ______ this math problem? It’s not easy. A. out B. on C. in D. off ( C )30.My mother showed ______ her new necklace. A. my B. I C. me D. mine ( B )31.He ______ ever watches TV on weekdays. A. hard B. hardly C. harden D. hardness ( B )32.—Where is Lily? —She is over ______, talking with her friends. A. here B. there C. where D. when ( A )33.This book ______ to me. My name is on it. A. belongs B. is belonging C. belong D. belonged ( B )34.______ he goes to the library to read books. A. Sometime B. Sometimes C. Some time D. Some times ( A )35.The number of students in our class is the ______ of theirs. A. double B. doubles C. doubling D. doubled ( A )36.This pair of shoes is not ______ for long walks. A. fit B. fits C. fitting D. fitted ( A )37.It is necessary ______ us to get enough sleep. A. for B. of C. to D. with ( D )38.She encouraged her son ______ part in the English contest. A. take B. takes C. taking D. to take ( A )39.What’s the way ______ improving your English? A. of B. to C. for D. in ( A )40.He has made great ______ in his study this term. A. progress B. progresses C. progressive D. progressively ( A )41.Please match the words ______ their meanings. A. with B. to C. for D. of ( B )42.—______, could you tell me the way to the hospital? —Sure. Go straight ahead. A. Hello B. Excuse me C. Sorry D. Hi ( A )43.—Is this pen yours? —No, it ______ Tom. He lost one yesterday. A. belongs to B. is belonged to C. belong to D. belonged to ( B )44.There are ______ apples on the table, so we can share them. A. few B. a few C. little D. a little ( C )45.It is careless ______ him to leave his bag on the bus. A. for B.with C. of D. about ( C )46.He may ______ late, because the traffic is heavy. A.are B. is C. be D. was ( A)47.Maybe he ______ at home now. Let’s call him. A. is B. be C. was D. were ( C )48.—How do you like the new dress? —It’s ______ . I like it very much. A. perfect B. perfectly C. imperfection D. imperfect ( B )49. The old woman is always friendly children. A. of B. to C. on D. at 3、 按要求完成句子 1. They keep fit by exercising every day.（改为一般疑问句） Do they keep fit by exercising every day? 2. She practices playing the guitar after school.（改为一般疑问句） Does she practice playing the guitar after school? 3. The box is full of books.（改为一般疑问句） Is the box full of books? 4. It is important for us to learn English.（改为一般疑问句） Is it important for us to learn English? 5. We keep healthy by eating fruit.（改为否定句） We don't keep healthy by eating fruit. 6. Tom practices swimming every summer.（改为否定句） Tom doesn't practice swimming every summer. 7. The classroom is filled with students.（改为否定句） The classroom isn't filled with students. 8. It is easy to finish the work.（改为否定句） It isn't easy to finish the work. 9. My parents encourage me to join the club.（改为否定句） My parents don't encourage me to join the club. 10. We keep fit by running every morning.（对划线部分提问） How do you keep fit? 11. The bottle is full of juice.（对划线部分提问） What is the bottle full of? 12. He exercises four times a week.（对划线部分提问） How often does he exercise? 13. It is important for children to get enough sleep.（对划线部分提问） Who is it important for to get enough sleep? 14. They work out in the park on weekends.（对划线部分提问） Where do they work out on weekends? 15. Keeping fit is important for everyone.（改为同义句） It is important for everyone to keep fit. 16. How often do you have a picnic with your friends?（改为同义句） How many times do you have a picnic with your friends a week? 17. The bag is full of books.（改为同义句） The bag is filled with books. 18. 每天锻炼对保持健康很重要。（完成译句） It's important for us to exercise every day to keep fit. 19. 我听见他正在隔壁房间唱歌。（完成译句） I hear him singing in the next room. 20. 老师鼓励我们努力学习。（完成译句） The teacher encourages us to study hard. 21. 这条裙子适合夏天穿。（完成译句） This dress is fit for summer. 22. 瓶子里几乎没有水了。（完成译句） There is little water in the bottle. 四、完形填空 Keeping fit is important for everyone. It helps us stay healthy and happy. But how can we keep fit? Here are some tips. First, we should have a balanced diet. We need to eat more fruit and vegetables. They are full of vitamins and are 1 for our bodies. We should also eat some meat, fish and eggs. They give us 2 . But we shouldn't eat too much junk food, like hamburgers and chips. They are 3 . Second, we need to do exercise every day. Exercise can make us 4 and strong. We can go for a walk, run, swim or play ball games. It's best 5 at least 30 minutes a day. Third, we shouldn't stay up late. We need to get enough sleep. Usually, we need 6 to nine hours' sleep every night. If we don't sleep well, we will feel 7 the next day. Fourth, we should keep clean. We should wash our hands before meals and brush our teeth twice a day. It can help us 8 away from illness. Finally, we should relax ourselves. We can listen to music or chat 9 friends. It's not good to be too stressed . Follow these tips, and you will be in good 10 . ( B )1. A. bad B. good C. harmful D. unhealthy ( A )2. A. energy B. water C. food D. sleep ( C )3. A. healthy B. useful C. unhealthy D. helpful ( D )4. A. weak B. tired C. sad D. fit ( A )5. A. to exercise B. exercise C. exercises D. do exercise ( A )6. A. seven B. seventh C. the seventh D. seven of ( C )7. A. happy B. excited C. tired D. relaxed ( A )8. A. keep B. keeps C. keeping D. kept ( A )9. A. with B. for C. at D. on ( A )10. A. health B. healthy C. fit D. healthily 五、阅读理解 Everyone wants to keep fit. But not everyone knows how to do it. Here are some advice from a doctor. First, eat a balanced diet. You should eat different kinds of food. For breakfast, you can have bread, eggs and milk. For lunch and dinner, you should have rice, vegetables, meat and fish. You shouldn't eat too much sweet food. It's bad for your teeth and body. Second, exercise regularly. You can exercise every morning or evening. You can go running, swimming, cycling or play basketball. Exercise can make your body strong and help you lose weight. Third, get enough sleep. You should sleep at least eight hours a night. If you stay up late, you will feel tired and angry the next day. It's also bad for your memory. Fourth, keep a happy mood. Don't worry too much. You can talk to your family or friends when you feel sad. A happy mood is good for your health. Follow these advice, and you will be healthy and happy. ( B )1. How many pieces of advice does the doctor give? A. Three. B. Four. C. Five. D. Six. ( B )2. What should we have for breakfast according to the passage? A. Rice, vegetables and meat. B. Bread, eggs and milk. C. Hamburgers and chips. D. Fish, fruit and water. ( C )3. Why should we exercise regularly? A. Because it can make us tall. B. Because it can make us thin. C. Because it can make our body strong. D. Because it can make us angry. ( C )4. How many hours should we sleep every night? A. At least six. B. At least seven. C. At least eight. D. At least nine. ( C )5. What can we do when we feel sad? A. Eat a lot of sweet food. B. Stay up late. C. Talk to our family or friends. D. Don't exercise. 第 1 页 共 13 页 学科网（北京）股份有限公司 $