情态动词在中考英语中是相对简单的语法点,在中考中常常出现,但很多同学常常因为语法掌握不全,导致丢了分。情态动词专项练习题1. -Mum, may I watch TV now?-Sure, but you ________ help me with my English.A. can B. mayC. must D. could 2. -________ I download the article again?-No,you needn't.A. Shall B. WillC. Must D. Can 3. -Can you go skating with us this afternoon?-Sorry, I can't. I ________ take care of my little sister at home.A. can B. mayC. would D. have to 4. -Must I hand in my exercise book today?-No, you ________.A. can't B. needn'tC. mustn't D. won't 5. -May I have a word with you?-No, you ________. I'm busy today.A. needn't B. wouldn'tC. don't have toD. can't6. -________I have your English name, please?-Yes, Helen. H-E-L-E-N.A. Must B. MayC. Will D. Need 7. -Who is the boy over there?Is it John?-No, it ________ be him. John is much taller.A. mustn't B. may notC. can't D. needn't 8. -Can you play Frisbee, Jay?-Yes, I ________. It's easy.A. must B. canC. need D. may 9.-You must come back every month. -Yes, I ________.A. will B. mustC. should D. can 10. She ________ know the answer, but I'm not sure.A. maybe B. may beC. may D. must 11. - Must we clean the room right now?- No, you. You clean it after lunch.A. needn't;may B. needn't;mustC. Mustn't;can D. mustn't;may 12. John________ come to see us tonight, but he isn't very sure yet.A. may B. canC. has to D. must 13. Children ________ play with fire.A. mustn't B. can'tC. shouldn't D. needn't 14. -________ I come in, Mr Green?-Yes,come in, please.A. Must B. NeedC. Will D. May 15. -Must I finish the work today?-No, you ________. You ________ finish it tomorrow.A. mustn't;may B. can't;canC. needn't;may D. needn't;must「答案与解析」1. C.这组对话的意思是:'妈妈,我现在可以看电视吗?''当然,但你必须帮我学英语。'该题测试情态动词的用法。表示主观上看来'必须'要做的事,要用must.2. C.这组对话的意思是:'我必须再次下载这篇文章吗?''不必了。'该题测试情态动词的用法。根据答语 No, you needn't 就能确定要选C.3. D.这组对话的意思是:'今天下午你能同我们一块去溜冰吗?''抱歉,我不能去。我必须在家照看我小妹妹。'该题测试情态动词的用法。表示客观上'不得不'做某事时,要用have to.4. B.这组对话的意思是:'我必须今天交作业吗?''不必。'该题测试情态动词的用法。对以must开头的问句进行否定回答时,要用needn't.5. D.这组对话的意思是:'我可以跟你说句话吗?''不行,我今天很忙。' 该题测试情态动词的用法。对May开头的问句进行否定回答时,通常用can't或may not来回答。6. B.这组对话的意思是:'我可以知道您的英文名字吗''可以,海伦。H-E-L-E-N.'该题测试情态动词的用法。'请求对方许可'时,常用 May I (we)…。7. C.这组对话的意思是:'那边的那个男生是谁?是约翰吗?''那不可能是他,约翰个子高些。'该题测试情态动词的用法。表示很肯定的否定推测时,用can't.8. B.这组对话的意思是:'杰伊,你会扔飞盘吗?''会,小菜一碟。'该题测试情态动词的用法。一般说来,以情态动词can开头的问句,肯定回答用can;否定回答用can't.英语情态动词 :9. A.此题易误选为B或C.这是因为受了思维定势的影响引起的,因为前面句子中的must这个词,许多人就想当然地选择了B项。其实,这里应该选择A项,句意为:'你必须每月回来一次。''好的,我会的。'10. C.maybe是副词,意为'可能;也许',在句中作状语。may be是两个不同的词,其中,may是情态动词,be是连系动词,在句中作谓语。11. A.needn't表示'没有必要';may意为'可以'.12. A.考查情态动词。由后文'但他还不能肯定'可知,他'可能会'来,所以选A.can表示推测的'可能',多用于否定句或疑问句中,must是有把握的肯定推测,'一定'.13. A.考查情态动词。mustn't千万不,绝不能,一定不要;can't不能;shouldn't不应该;needn't不必要。英语情态动词 :14. D.考查情态动词。请求允许用may或can.15. C.考查情态动词。否定回答must,表示'不必'用needn't,排除A和B.又表示允许'可以',用may或can,所以A正确。若用must与前面needn't相矛盾。