Unit 3 Keep Fit 词性转换练习题2025-2026学年人教版英语七年级下册

**基本信息** 围绕“Keep Fit”主题，构建“词性转换-语篇应用”的知识逻辑链，通过阶梯式训练提升语言能力与思维品质。 **专项设计** |模块|题量/典例|题型特征|知识逻辑| |----|-----------|----------|----------| |词性转换|16题|含词形填空与单句应用，覆盖名/形/副等转换|从核心词（如fit）出发，通过词缀变化（-ness/-ly）建立词性关联| |短文填空|2篇|健康与校园主题语篇，考查语法与上下文理解|语法知识在真实语境中的综合运用，体现语言表达的逻辑性|

Unit 3 Keep Fit! 1、 词性转换 1. fit adj. 健康的--》fitness n.健身 2. hardly adv.几乎没有--》hard adj.困难的、硬的/adv. 努力地 3. once adv.--》次--》one（基数词）--》 once（序数词）第--》 4. twice adv.两次--》two（基数词）二--》twice（序数词）第二 5. mine（名词性物主代词）我的--》my（形容词性物主代词）我的 6. hers（名词性物主代词）她的--》her（形容词性物主代词）她的 7. theirs（名词性物主代词）他们的--》their（形容词性物主代词）他们的 8. perfect adj. 完美的；完全的--》perfectly adv. 完美地；完全地 9. sleepy adj. 困倦的--》sleep v./n.睡觉--》asleep adj.睡着的--》sleeping adj.熟睡的 10. encourage v 鼓励--》encouragement n 鼓励；鼓舞--》encouraging adj 鼓励性的；振奋人心的--》courage n 勇气；勇敢 11. trick n 花招；把戏--》tricky adj要花招的--》trick v.欺骗 12. succeed v. 成功--》success n.成功—successful adj.成功的--》successfully adv.成功地 13. ours（名词性物主代词）我们的--》our（形容词性物主代词）我们的 14. lose v 失去；丢失--》lost adj迷路的；消失的 15. teenager n 青少年--》teenage adj 青少年的 16. jog v.慢跑--》jogging（现在分词） 2、 练习题 1. fit 1. Regular exercise helps you stay fit. 2. Fitness is important for a healthy life. 2. hardly 1. It's hard to lift this heavy box. 2. She studies hard and gets good grades. 3. I can hardly hear you. Please speak louder. 3. once 1. I go swimming once a week. 2. She has one sister. 4. twice 1. I brush my teeth twice a day. 2. He ate two slices of pizza. 5. mine 1. This book is mine. 2. My favorite color is blue. 6. hers 1. The red bag is hers. 2. That is her bicycle. 7. theirs 1. The large house is theirs. 2. Their garden is full of beautiful flowers. 8. perfect 1. She speaks English perfectly. 2. The weather is perfect for a picnic. 9. sleepy 1. I feel sleepy after staying up late. 2. I need to get some sleep. 3. The baby is sleeping in the crib. 10. encourage 1. Parents should encourage their children to try new things. 2. Your kind words gave me a lot of encouragement. 3. His teacher gave him an encouraging speech. 11. trick 1. Be careful! That's a tricky question. 2. He played a trick on his little brother. 3. She tricked me into believing her story. 12. succeed 1. He worked hard and finally succeeded. 2. His success made everyone proud. 3. She is a successful businesswoman. 13. ours 1. The blue car is ours. 2. Our school is bigger than theirs. 14. lose 1. Don't lose your keys. 2. I got lost in the new city. 15. teenager 1. My cousin is a teenager. She is 15 years old. 2. Teenage fashion is always changing. 16. jog 1. I like to jog in the park every morning. 2. Jogging is good for your health. 3、 短文填空 1. 阅读下面短文内容，在空白处填入一个适当的单词或括号内单词的正确形式。 Health is very important to us. It makes me think about how to have good living habits. In our daily life, many students have health problems 1． they often make wrong choices. For example, they spend too much time watching TV or playing phone games. They don’t exercise or take 2． walk with friends. This makes their lifestyles unhealthy. To keep healthy, we should spend less time on screens (屏幕) and 3． (much) time exercising. 4． (activity) like running, swimming and playing ball games can help us stay healthy. Also, it’s important   5． (be) good with others. Spending time with friends and   6． (talk) with teachers can help us keep mentally (精神方面的) healthy. Friends bring us happiness and fun, and teachers can give us good advice. A 7． (balance) diet and enough sleep are also key to staying healthy. All in all, we should make choices 8． (careful). Good health comes from good habits. 9． good living habits, we can live a happy life! As for me, I’ll choose to live healthily and make 10． (I) life better. I’ll eat well and exercise every day from now on! 2. 阅读下面短文，在空白处填入一个适当的词，或填入括号中所给单词的正确形式。 School trip days are often the best days of the whole school year. But it’s important 11． (follow) some basic rules to keep the trip safe and enjoyable. Here’s some 12． (advice) for you ★Be polite and keep safe. Don’t jump the queue when you get on the bus. You should keep the bus clean and tidy. Remember to put on your seat belt. When the teachers give instructions, focus on 13． (listen) to them carefully. Some students may feel 14． (sleep) and want to relax on the bus, so never make too much noise on the bus. ★Protect yourself and nature. Some trips will take you get close to the nature. For your own safety, be careful of 15． (danger) animals. And don’t hurt (伤害) any animals 16． plants. Don’t give them too many of your 17． (snack), either. ★Build team spirit. When you have problems, you can ask teachers and classmates for help. If others are too tired 18． walk on, you can encourage 19． (they) to hold on. You must always work as 20． team. Follow these tips, and you can have a happy trip! 答案： 1. because 2. a 3.more 4. Activities 5. to be 6. talking 7. balanced 8. carefully 9. With 10. my 11.to follow 12. advice 13. listening 14. sleepy 15. dangerous 16. or 17. snacks 18. to 19. them 20.a ( 1 ) 学科网（北京）股份有限公司 $ Unit Keep Fit！ 1、 词性转换 1. fit adj. 健康的--》____________ n.健身 2. hardly adv.几乎没有--》____________ adj.困难的、硬的/adv. 努力地 3. once adv.--》次--》____________（基数词）--》 ____________（序数词）第--》 4. twice adv.两次--》____________（基数词）二--》____________（序数词）第二 5. mine（名词性物主代词）我的--》____________（形容词性物主代词）我的 6. hers（名词性物主代词）她的--》____________（形容词性物主代词）她的 7. theirs（名词性物主代词）他们的--》____________（形容词性物主代词）他们的 8. perfect adj. 完美的；完全的--》____________adv. 完美地；完全地 9. sleepy adj. 困倦的--》____________v./n.睡觉--》____________adj.睡着的--》____________adj.熟睡的 10. encourage v 鼓励--》____________n 鼓励；鼓舞--》____________adj 鼓励性的；振奋人心的--》____________n 勇气；勇敢 11. trick n 花招；把戏--》____________adj要花招的--》____________v.欺骗 12. succeed v. 成功--》____________n.成--》____________adj.成功的--》____________adv.成功地 13. ours（名词性物主代词）我们的--》____________（形容词性物主代词）我们的 14. lose v 失去；丢失--》____________adj迷路的；消失的 15. teenager n 青少年--》____________adj 青少年的 16. jog v.慢跑--》____________（现在分词） 2、 词性转换 1. fit 1. Regular exercise helps you stay __________. 2. __________ is important for a healthy life. 2. hardly 1. It's __________ to lift this heavy box. 2. She studies __________ and gets good grades. 3. I can __________ hear you. Please speak louder. 3. once 1. I go swimming __________ a week. 2. She has __________ sister. (填基数词) 4. twice 1. I brush my teeth __________ a day. 2. He ate __________ slices of pizza. 5. mine 1. This book is __________. 2. __________ favorite color is blue. 6. hers 1. The red bag is __________. 2. That is __________ bicycle. 7. theirs 1. The large house is __________. 2. __________ garden is full of beautiful flowers. 8. perfect 1. She speaks English __________. 2. The weather is __________ for a picnic. 9. sleepy 1. I feel __________ after staying up late. 2. I need to get some __________. 3. The baby is __________ in the crib. 10. encourage 1. Parents should __________ their children to try new things. 2. Your kind words gave me a lot of __________. 3. His teacher gave him an __________ speech. 11. trick 1. Be careful! That's a __________ question. 2. He played a __________ on his little brother. 3. She __________ me into believing her story. 12. succeed 1. He worked hard and finally __________. 2. His __________ made everyone proud. 3. She is a __________ businesswoman. 13. ours 1. The blue car is __________. 2. __________ school is bigger than theirs. 14. lose 1. Don't __________ your keys. 2. I got __________ in the new city. 15. teenager 1. My cousin is a __________. She is 15 years old. 2. __________ fashion is always changing. 16. jog 1. I like to __________ in the park every morning. 2. __________ is good for your health. 3、 短文填空 1. 阅读下面短文内容，在空白处填入一个适当的单词或括号内单词的正确形式。 Health is very important to us. It makes me think about how to have good living habits. In our daily life, many students have health problems 1． they often make wrong choices. For example, they spend too much time watching TV or playing phone games. They don’t exercise or take 2． walk with friends. This makes their lifestyles unhealthy. To keep healthy, we should spend less time on screens (屏幕) and 3． (much) time exercising. 4． (activity) like running, swimming and playing ball games can help us stay healthy. Also, it’s important   5． (be) good with others. Spending time with friends and   6． (talk) with teachers can help us keep mentally (精神方面的) healthy. Friends bring us happiness and fun, and teachers can give us good advice. A 7． (balance) diet and enough sleep are also key to staying healthy. All in all, we should make choices 8． (careful). Good health comes from good habits. 9． good living habits, we can live a happy life! As for me, I’ll choose to live healthily and make 10． (I) life better. I’ll eat well and exercise every day from now on! 2. 阅读下面短文，在空白处填入一个适当的词，或填入括号中所给单词的正确形式。 School trip days are often the best days of the whole school year. But it’s important 11． (follow) some basic rules to keep the trip safe and enjoyable. Here’s some 12． (advice) for you ★Be polite and keep safe. Don’t jump the queue when you get on the bus. You should keep the bus clean and tidy. Remember to put on your seat belt. When the teachers give instructions, focus on 13． (listen) to them carefully. Some students may feel 14． (sleep) and want to relax on the bus, so never make too much noise on the bus. ★Protect yourself and nature. Some trips will take you get close to the nature. For your own safety, be careful of 15． (danger) animals. And don’t hurt (伤害) any animals 16． plants. Don’t give them too many of your 17． (snack), either. ★Build team spirit. When you have problems, you can ask teachers and classmates for help. If others are too tired 18． walk on, you can encourage 19． (they) to hold on. You must always work as 20． team. Follow these tips, and you can have a happy trip! ( 1 ) 学科网（北京）股份有限公司 $