内容正文:
2026五年级下册(北京版)句型转换专项练习
一、(肯定句 → 否定句)
1. ★ I lost my English book yesterday.
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2. ★★ The bamboo grows very fast.
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3. ★★★ Emma is going to be a teacher.
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二、(改为一般疑问句,并作肯定回答)
4. ★ Wang Jun solved the problem bravely.
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肯定答:________________________________
5. ★★ The sunflower turns towards the sun.
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肯定答:________________________________
6. ★★ Lucas is going to visit the Palace Museum.
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肯定答:________________________________
7. ★★ You should tidy up your room.
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肯定答:________________________________
三、(对划线部分提问)
8. ★ My book is on the desk.
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9. ★★ I bought a new cap in the clothing store.
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10. ★★ The cherry blossom is beautiful.
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11. ★★★ There are many flowers in the garden.
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12. ★★ I am going to Jinan next week.
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13. ★★★ Noah wants to be a scientist.
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四、(单数句变复数句)
14. ★ This is a thick leaf.
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15. ★★ That cactus is in the desert.
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16. ★★ The scientist studies the amazing plant.
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五、(改为一般疑问句,并作否定回答)
17. ★ I forgot the shopping list.
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否定答:________________________________
18. ★★ You can try on the shoes.
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否定答:________________________________
19. ★★ Liu Yi is an astronaut.
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否定答:________________________________
20. ★★ The lotus bloomed in summer.
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否定答:________________________________
21. ★★ They are going to the flea market.
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否定答:________________________________
解析与学生常见错误提醒
1. 参考答案:I did not lose my English book yesterday. / I didn't lose my English book yesterday.
解析:句子是一般过去时,谓语是实义动词(lost),变否定句在动词前加助动词did,并将lost还原为lose,后加not。
学生常见错误提醒:忘记将动词还原(如:I didn't lost...),或在lost后直接加not。
2. 参考答案:The bamboo does not grow very fast. / The bamboo doesn't grow very fast.
解析:主语是第三人称单数(The bamboo),谓语是实义动词(grows),变否定句需借助助动词does,后加not,并将grows还原为grow。
学生常见错误提醒:忘记将动词还原(如:The bamboo doesn't grows...),或错误地写成“The bamboo not grows...”。
3. 参考答案:Emma is not going to be a teacher. / Emma isn't going to be a teacher.
解析:含有be动词(is)的句子,变否定句直接在be动词后加not。“be going to”表示将来,其否定形式是“be not going to”。
学生常见错误提醒:在to后面加not(如:...going not to...),或在be动词后错误地加don't。
4. 参考答案:问句:Did Wang Jun solve the problem bravely?
肯定答:Yes, he did.
解析:句子是一般过去时,谓语是实义动词(solved),变一般疑问句在句首加助动词Did,并将solved还原为solve。主语Wang Jun是男性,回答时代词用he。
学生常见错误提醒:忘记将动词还原(如:Did Wang Jun solved...),或答语中动词未还原。
5. 参考答案:问句:Does the sunflower turn towards the sun?
肯定答:Yes, it does.
解析:主语是第三人称单数(The sunflower),谓语是实义动词(turns),变一般疑问句在句首加助动词Does,并将turns还原为turn。主语the sunflower用it指代。
学生常见错误提醒:忘记将动词还原(如:Does the sunflower turns...),或答语中动词未还原。
6. 参考答案:问句:Is Lucas going to visit the Palace Museum?
肯定答:Yes, he is.
解析:含有be动词(is)的陈述句变一般疑问句,将be动词(is)提前至句首。主语Lucas是男性,回答时代词用he。
学生常见错误提醒:忘记将be动词提前,或答语中主谓不一致。
7. 参考答案:问句:Should I tidy up your room?
肯定答:Yes, you should.
解析:含有情态动词should的陈述句变一般疑问句,将should提前至句首。注意人称转换(You → I)。
学生常见错误提醒:未进行人称转换,或答语中人称错误。
8. 参考答案:Where is your book?
解析:对地点(on the desk)提问,用疑问词Where。句子是be动词is,疑问句中is提前。物主代词my变为your。
学生常见错误提醒:用What提问,或忘记将my变为your。
9. 参考答案:What did you buy in the clothing store?
解析:对物品(a new cap)提问,用疑问词What。句子是一般过去时,动词是实义动词(bought),疑问句中用助动词Did,并将bought还原为buy。
学生常见错误提醒:用Which提问,或忘记动词还原。
10. 参考答案:How is the cherry blossom?
解析:对特征(beautiful)提问,用疑问词How。句子是be动词is,疑问句中is提前。
学生常见错误提醒:用What提问,或将be动词遗漏。
11. 参考答案:What is in the garden?
解析:对事物(many flowers)提问,用疑问词What。There be句型变疑问句时,将be动词(are)提前。
学生常见错误提醒:用How many提问,或将be动词遗漏。
12. 参考答案:When are you going to Jinan?
解析:对时间(next week)提问,用疑问词When。句子是“be going to”将来时结构,对时间提问时,将be动词are提前。主语I变为you。
学生常见错误提醒:用What time提问(问具体钟点),或未将I变为you。
13. 参考答案:What does Noah want to be?
解析:对职业(a scientist)提问,用疑问词What。主语是第三人称单数(Noah),谓语是实义动词(wants),疑问句中用助动词Does,并将wants还原为want。
学生常见错误提醒:用Which提问,或忘记动词还原。
14. 参考答案:These are thick leaves.
解析:单数变复数,this → these,is → are,a thick leaf → thick leaves。
学生常见错误提醒:忘记改变指示代词和be动词,或名词复数形式错误(leaf→leaves是不规则变化)。
15. 参考答案:Those cacti are in the deserts.
解析:单数变复数,that → those,cactus → cacti(不规则),is → are,desert → deserts。
学生常见错误提醒:cactus的复数形式cacti写错,或忘记将be动词改为are。
16. 参考答案:The scientists study the amazing plants.
解析:单数变复数,the scientist → the scientists,studies → study,the amazing plant → the amazing plants。
学生常见错误提醒:忘记将动词studies还原为study,或名词复数形式错误。
17. 参考答案:问句:Did you forget the shopping list?
否定答:No, I didn't.
解析:句子是一般过去时,谓语是实义动词(forgot),变一般疑问句在句首加助动词Did,并将forgot还原为forget。主语I回答时用I。
学生常见错误提醒:忘记将动词还原,或答语中动词未还原。
18. 参考答案:问句:Can I try on the shoes?
否定答:No, you can't.
解析:含有情态动词can的陈述句变一般疑问句,将can提前至句首。注意人称转换(You → I)。
学生常见错误提醒:未进行人称转换,或答语中人称错误。
19. 参考答案:问句:Is Liu Yi an astronaut?
否定答:No, he isn't.
解析:含有be动词(is)的陈述句变一般疑问句,将be动词(is)提前至句首。主语Liu Yi是男性,回答时代词用he。
学生常见错误提醒:忘记将be动词提前,或答语中主谓不一致。
20. 参考答案:问句:Did the lotus bloom in summer?
否定答:No, it didn't.
解析:句子是一般过去时,谓语是实义动词(bloomed),变一般疑问句在句首加助动词Did,并将bloomed还原为bloom。主语the lotus用it指代。
学生常见错误提醒:忘记将动词还原,或答语中动词未还原。
21. 参考答案:问句:Are they going to the flea market?
否定答:No, they aren't.
解析:含有be动词(are)的陈述句变一般疑问句,将be动词(are)提前至句首。
学生常见错误提醒:忘记将be动词提前,或答语中主谓不一致。
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