Unit 3 Keep Fit知识点2025-2026学年人教版七年级下册英语

Unit 3 Keep Fit 一 名词性物主代词 1、物主代词的分类:物主代词是表示所有关系的代词，可分为形容词性物主代词和名词性物主代词，它有人称和数的不同。 数 单数 复数 人称 第一人称 第二人称 第三人称 第一人称 第二人称 第三人称 形容词性物主代词 my your his her its our your their 名词性物主代词 mine yours his hers its ours yours theirs 含义 我的 你的 他的 她的 它的 我们的 你们的 他们的 【注意】his, its既可用作形容词性物主代词，也可用作名词性物主代词。 2、名词性物主代词的用法 (1)名词性物主代词在句中独立使用,其后不能再接名词,相当于“形容词性物主代词+名词” 形物代 + 名词：my/your/his/her/its/their/our + 名词 My notebook is red and hers is yellow. 她的(笔记本)是黄色的。her notebook Are the balls yours? 这些球是你（们）的吗？your balls (2)名词性物主代词在句中可作主语、表语或宾语。用作主语时，谓语动词的数应随所指对象的数而定This is my watch. Yours is on the desk.这是我的手表。你的(手表)在书桌上your watch -Are these your baseballs? 这些是你的棒球吗？ My skateboard is really cool. So are theirs. -No, mine are in my bag.不是,我的(棒球)在我的包里。my baseballs —Is this your T-shirt? 这是你的T恤吗？—No, it’s not mine. Mine is red. —Whose volleyball is this? 这是谁的排球？ —It’s theirs. 是他们的。 —Whose football is it? —It’s mine. —Whose T-shirt is that? —It’s Emma’s. It’s hers. 句型：Whose + 名单 + is it/this这/that那? It’s mine./ It’s your father’s./It’s his. Whose + 名复 + are they/these这些/those那些? They are Lily’s. 指示代词：this这、that那、these这些、those那些 可单独做主语。也可以＋名词，组成名词性短语。 This is a pen. Is this a pen? Yes,it is. Those aren’t any pens. These blue jackets are in the bag. Are these blue jackets in the bag? No,they aren’t. 二 频度副词 1、频度副词的含义 (1)表示事情发生频率的副词称为频度副词。常用的不具体频度副词有always(总是100%)，usually(通常90%)，often(经常60%)，sometimes(有时40%)，seldom(很少20%)， hardly ever = almost never(几乎从不5%) ， never(从不0%)等。 John always comes late.约翰总是迟到 He hardly ever exercises.他几乎从不锻炼 He hardly eats fast food because it’s not healthy. 他几乎不吃快餐，因为不健康。 They hardly ever eat out, they usually cook at home. 他们几乎不出去吃饭，通常在家做饭。 He seldom watches TV on weekdays—he studies hard. 他工作日很少看电视，努力学习 (2)表示具体频率的常用表达 ①次数+a day/week/month/.. twice a day four times a minute一分钟四次 　 once a day一天一次 twice a year一年两次 three times a month 一个月三次 ②every minute/day/week/month/year/spring/summer/autumn/winter... every + 名单 She drinks milk to keep healthy twice a day. 她每天喝两次牛奶保持健康。 I visit my grandparents once a month. 我每月去看爷爷奶奶一次。 连词once +从句Once you finish your homework, you can play outside.一旦你做完作业,就能... 2、频度副词在句中的位置：频度副词一般用在实义动词之前,系动词be、助动词或情态动词之后(行前系后).为了强调,也可置于句首 We never eat junk food.　我们从不吃垃圾食品。 Lucy is sometimes very busy.露西有时很忙 I can hardly say a word. 我几乎说不出话来 Sometimes Jack plays computer games.有时杰克玩电脑游戏。She is always happy. Very often he goes online.他经常上网 My father usually gets up early.我爸爸通常起得很早 He often plays basketball after school. always一般不用于句首,但可用于祈使句句首Always remember this.要时刻记住这一点 3、对频率（频度副词）提问，用 how often -How often do you exercise?　你多久锻炼一次? -Hardly ever. 几乎从不。 -How often does Tom watch TV? 汤姆多久看一次电视？ -Twice a week. 一周两次。 ①对具体次数提问，用 how many times -How many times do you exercise a week?你一周锻炼几次? -Three times.　三次。 ②how old问年龄 How old are you? I am 9 months old./I’m 50 days old. ③how many和how much问数量，many接可数名词复数；much接不可数名词； How many books are there in the bag? There are 20 books in the bag. How much milk do you have? I have some milk in the bottle. 对钱提问How much is the jacket? It is 2 yuan. How much are pens? They are 10 dollars. ④how long多长，可对时间和长度进行提问 How long is the pen? It is 2 meters. How long do you stay at school? I stay at school for 8 hours. How long have you lived here?你在这儿住多久了? For 20 years.二十年了 ⑤how soon多久，对in+一段时间（一般将来时）进行提问 ---How soon will you be back?你多久回来？ ---I’ll be back in a week.我一星期之后回来 ⑥how far对距离进行提问 How far is from the school to the library? It’s 4 km. 注意：10 minutes’ walk用how far进行提问 2、 sports items体育运动物品 at a sports centre在体育中心 ride bikes骑自行车 play baseball打棒球 a baseball bat一根棒球棍a baseball baseball gloves棒球手套 a badminton racket羽毛球拍 a tennis racket网球拍a pair of gloves一副手套do yoga做瑜伽 on the mat在垫子上 an exercise mat一张运动垫 a well-used mat 常用的垫子 run跑步 jump rope跳绳(动词短语) a jump rope / jump ropes跳绳(名词) a volleyball一个排球a basketball一个篮球a ping pong bat乒乓球拍do sit-ups做仰卧起坐 a pair of running shoes跑鞋play doubles打双打 play singles打单打practice sit-ups练习.. go skateboarding 去滑滑板do/play sport做运动 = exercise = take exercise go swimming = swim去游泳 go hiking去远足 go boating去划船go jogging 去慢跑 play badminton/volleyball/basketball/football/soccer打羽毛球/排球/篮球/踢足球 The PE teacher asks us to do 30 sit-ups in class.体育老师让我们在课上做30个仰卧起坐 We often play badminton in the school gym after class. 我们课后常在学校体育馆打羽毛球。 She jogs for 30 minutes every evening to keep fit.她每晚慢跑30分钟保持健康 jogs The little boy likes to play with his toys on the soft mat. 小男孩喜欢在软垫子上玩玩具 My favorite way of keeping fit is to go to the gym to exercise. It’s fun to swim and play with friends in the water. In the park the air is clean, and I can hear birds singing. 1.over there 在那边 over the desk 在桌子上方(无接触) over 10 超过10 Look! Our teacher is standing over there by the playground.看！我们老师正站在操场那边 near the hospital在医院附近 come near走近 a near park近的公园 on在..上(有接触) 2.airport /ˈeəpɔ:t/ n. 机场 fresh air新鲜空气 by air 乘飞机 at the airport在机场 My uncle will come to visit us by air next week, we’ll meet him at the airport. 3.tired /ˈtaɪəd/ adj. 累的； tire /ˈtaɪə(r)/ v. 使疲倦；疲劳 ① be tired of (doing)厌倦…… My mom is tired of doing housework every day, I often help her with it.厌倦了每天做家务 ② feel tired 感到累 You will feel tired if you stay up late.熬夜会让你感到累 4. win .v. 获胜；赢 现在分词：winning winner . n. 获胜者 win a game 赢比赛 He wins first place 得第一名（first.adj.） 5. healthy . adj. 健康的 health .n. 健康 have a healthy lifestyle 健康的生活方式 keep healthy保持健康 = keep fit = stay fit = stay healthy healthy food健康的食物 Eating breakfast every morning is important to keep healthy.每天吃早餐对保持健康很重要 My mom always buys healthy food like apples and carrots for our family. Doing sports every afternoon helps us have a healthy lifestyle and strong bodies. 每天下午做运动帮助我们拥有健康的生活方式和强壮的身体。 6.fit . adj. 健康的；健壮的 v. 适合 fitness /ˈfɪtnəs/ n. 健康 ①形容词， keep fit 保持健康 be fit for+名词 / 代词 适合…… You need to exercise every day to keep fit. 你需要每天锻炼来保持健康。 The shirt is fit for you. 这件衬衫适合你。 He is fit for the job. 他适合这份工作。 ②动词(三单：fits) This pair of shoes fits me well. 这双鞋很适合我 7. try.n. 尝试；努力v. 尝试；努力；试图 trying Let me have a try.让我试一试 try one’s best to do sth. 尽某人最大努力做某事 I try my best to study hard. try to do sth. 努力/尽力去做某事 He tries to get up early. 他尽力早起。  try doing sth.试着做某事 Let’s try reading this book. 我们试着读这本书 8. maybe . adv. 也许；大概；(一个词)（句首表推测,不确定）maybe + 句子 Maybe we can go jogging this weekend if the weather is good. Maybe you are right. may be 可能是,放主语后,作谓语 (情态动词 + be动词原形） You may be right. He may be under the tree. They may be very happy. We may be kind of friendly. 9. practice .n. 练习;实践(不可数名词) practise .v. 练习 practise (doing) sth do practice 做练习 Practise makes perfect.熟能生巧 a perfect day完美的一天 10. sometime.adv. 在某个时候,某时 sometimes有时= at times =from time to time We will meet sometime next week.我们下周某个时候见I sometimes walk to school. 11. few + 可数名词复数（表否定）“几乎没有” There are few eggs in the fridge. a few + 可数名词复数（表肯定）There are a few eggs in the fridge.在冰箱里 a little几个（不可数）（表肯定）“少数，几个”I have a little water in the cup. little（不可数）（表否定）“几乎没有”She has little coffee in the cup.Please another cup. 12. belong to 属于（某人）  belong . v. The pen belongs to me. 这支笔属于我 belong to + 名词/代词（宾格） The volleyball belongs to Tom.这个排球是Tom的 13. working .adj. 工作的 work . v.工作；n.工作(不可数) work as a team团队合作 working day 工作日 on working days 在工作日 working hours 工作时间 work out 锻炼；解决(问题) work out every day 每天锻炼 ① work out锻炼 We usually work out on the playground after school.我们放学后常去操场锻炼 ② work out the problem解决问题 I can work out this math problem.我能算出这道数学题 I use an exercise app to work out. So do my friends. 14. be full of 有许多；充满… = be filled with be full of energy精力充沛 The park is full of people. 公园里挤满了人。= The park is filled with people. 15. energy . n. 精力；能量(不可数名词) energetic /ˌenəˈdʒetɪk/ adj. 精力充沛的 save energy节约能量Watching TV too much is a waste of time and energy....浪费时间和精力 16. group . n.组;群a group of students一群学生in groups分组We study English in groups. 17. encourage .v.鼓励;激励 encouragement .n.鼓励 encourage one another/each other encourage sb. to do sth. 鼓励某人做某事 妈妈总鼓励我尝试滑板这类新运动。 Mom always encourages me to try new sports like skateboarding. 18. ① a trick of doing sth. 做某事的技巧 trick . n.技巧;戏法;恶作剧 名复：tricks He knows a trick of learning English. 他知道学英语的窍门。 do tricks 耍花招 ② play a trick on sb. 捉弄某人 Don’t play a trick on your brother.不要捉弄你的弟弟 tricks for learning English学英语的窍门find tricks=learn tricks找窍门 19. succeed . v. 成功；达到目标 succeed in doing sth.成功做某事 = be successful in She succeeds in passing the exam.她成功通过了考试。 fail to do sth 未能做某事 success . n.成功 successful . adj.成功的 successfully . adv.成功地 failure.n.失败 a great success一个巨大的成功 do sth successfully成功地做某事fail.v.失败;不及格 20.goal . n.目标;目的 have goals有目标 set a goal 设定目标 reach goals达标 my goal is to do sth.我的目标是去做某事This year, my goal is to be really fit. I set a goal to exercise for 30 minutes every day. 我设定了每天锻炼30分钟的目标。 21. progress . n.进步;进展（不可数名词） make progress in(doing)取得进步 She makes progress at school. 她在学校取得进步 show my progress展示进步 22. match . n.比赛;竞赛(名复：matches) ；v. 匹配 win a match 赢比赛 There is a basketball match between our class and Class 2. 我们班和二班有场篮球比赛 Our team wins a match. 我们队赢得一场比赛 play matches打比赛 23. team . n.队;组 名复：teams teamwork . n. 团队合作 join a team 加入一个队 work as a team 团队合作 Let’s work as a team to finish the work. He joined the school skateboarding team last week. 他上周加入了校滑板队。 24. lose . v.输掉;丢失 三单loses lost . adj.丢失的;迷路的 get lost迷路=lose one's way lose sth. 丢失某物 lose a match 输比赛 lose weight减肥 Don’t lose your book.不要弄丢你的书 Don’t be sad if you lose the match.输了比赛别难过 25. teenager . n.青少年(13-19岁) 名复：teenagers teenage .adj.青少年的 young teenagers 年轻青少年 teenage life 青少年生活 26. 动词短语:like doing sth. = like to do sth.喜欢做某事 have fun (doing) = have a good time (doing)玩得开心 look like看起来像 look well-used 看起来好用build team spirit建立团队精神 be good for对…有好处 help sb. do sth.帮助某人做某事hear sb. doing听见某人正在做 be fun to do sth 做某事有eat fast food快餐趣talk about sth谈论find one's way 找到路 be in school's baseball club是学校棒球队的一员play matches打比赛 27. 名词短语：each other = one another互相；彼此the way to do sth.= the way of doing sth.做某事的方式an evening party 一场晚会all of us我们所有人 28. 介词短语：in the evening 在晚上both...and......和... too adj/adv to do太…而不能做... on weekdays在工作日= from Monday to Friday for fun为了娱乐for exercise为了锻炼 at weekends在周末= From Saturday to Sunday on and off the field场上场下 at once立刻on the way在路上 on one's way to+地方去某人某地的路上 in the way挡路 by the way 顺便说一下in many ways 在许多方面 29.其它：excuse me劳驾;请原谅How about…? = What about + 名/代/doing…怎么样once again再一次once in a while有时 学科网（北京）股份有限公司1 学科网（北京）股份有限公司 学科网（北京）股份有限公司 $