【高考英语】语法易错点30题精讲练：专题09 情态动词

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高考英语语法【情态动词】易错点对点训练30题
I.高考真题诊断·单句语法填空
1. I can't find my purse. I_______have left it in the supermarket yesterday, but I'm nt sure.
2.In tday's infrmatin age, the lss f data_______ cause serius prblems fr a cmpany.
3. My rm is a mess, but I _______ clean it befre I g ut tnight. I can d it in the mrning.
4. Gerge _______（g)t far. His cffee is still warm.
5. I needn't_______（wrry)befre I came t the new schl,fr my classmates here are very friendly t me.
II.精选典题情态动词专题对点训练·单句语法填空
6.If the new safety system (bring) int use, the accident wuld never have happened.
7.When yu phned me, I was having a meeting; hw I wish I (answer) yur call.
8.As the deadline is drawing near, n ne leave with his wn wrk uncmpleted.
9.The rder came that the medical supplies (send) t the earthquake­stricken area sn.
10.It is high time that yu (cnsider) that if there were n stress in yur life, yu wuld achieve a little.
11.I was ill that day, therwise I (take) part in the sprts meet.
12. —I (nt) thank yu enugh fr what yu have dne fr me.
—Yu’re welcme.
13.Harry is feeling uncmfrtable. He have drunk t much at the party last night.
14.Jhn wants t see me nw, but I have s much wrk n hand that I wuld rather he (cme) tmrrw than tday.
15.As Father and Mther thught it was a big ccasin fr me, they suggested I (hld) a birthday party at hme t celebrate it.
III.精选典题情态动词专题对点训练·单句改错
16.Whenever I made mistakes and felt discuraged, my teacher and my classmates wuld help me figure ut hw I must have avided them.
17.We needn’t t d s much hmewrk. Therefre, we have mre time fr after­schl activities.
18.In my pinin, by ding part­time jbs, cllege students must gain sme scial experience and braden their utlks.
19.When I gt the papers, I realized that things wuld be better if I listened t the teacher attentively.
20.When yu walk int the gallery, yu feel as if yu are inside a fragile, white seashell.
IV.精选典题情态动词专题对点训练·短文语法填空
Tm: Hi,Mr Smith. 21. yu give me a hand?
Mr. Smith: Of curse.Yu 22. hesitate t ask me fr help.What's the matter with yu?
Tm: My mum is always cmplaining abut my ging back hme late after schl.
Mr. Smith: What d yu usually d after schl?
Tm: I usually g t the playgrund t play basketball.But I knw that I 23. g hme first.
Mr. Smith:Why dn't yu g hme directly?
Tm: My mther usually says:"Every student 24. d their hmewrk first after schl,and that is
a rule fr all f yu students".Yu see,if I 25. (d)my hmewrk first nw,I culdn't have a rest and
relax.I am s tired.
Mr.Smith: Bth yu and yur mum are reasnable.As a mther,she believes that yu 26. never
wrk t hard,while yu think yu need sme time t have a rest.Des yur mther knw what yu think?
Tm: N.Even if I 27. (tell)her befre,she wuldn't have understd it.
Mr.Smith: I dn't think yu are right.I think yu shuld tell yur mther what yu think and she wuld understand
yu. Besides,yu had better nt hide yur feelings frm yur mther and yu 28. as well learn t
cmmunicate with her.
Tm: Thank yu fr yur advice.It is high time I 29. (talk)with her.
Mr.Smith: I 30. agree mre.情态动词本身有一定的词义，但需和其他动词一起构成谓语，除ught, used外，情态动词后面接动词原形。情态动词中have t可以用have gt t 代替；need,dare也可用实意动词；used t 有两种否定形式：used nt t和did nt use t.
can,
culd
表示具有某种能力，指有能力做某事
He culd swim when he was five.
By the age f seven he culd write beautifully.
表示请求和允许，和may相近；
口语中可用culd表示委婉语
气，但回答时仍用can
－Culd/Can I use yur pen?
－Yes,f curse yu can.
Culd I ask fr yur reactin t this plicy?
表示推测，常用于否定句和疑问句中
Mike can't have fund his car, fr he came t wrk by bus this mrning
I think the wrk can be cmpleted ahead f time.
表示“有时也会”
It can be quite windy there, especially in spring.
cannt but d sth.表示“只好，不得不”
Father cannt but agree with his daughter's pinin.
can't help ding sth. 表示“禁不住做某事”
I can't help feeling srry fr the pr man.
The film is s impressive that we can't help crying.
be able t
be able t 可以有多种时态，如：将来时（will be able t), 完成时（have/has/had been able t)
I will be able t speak French in anther few mnths.
I have been able t swim since I was 5.
be able t 侧重通过努力成功做成某事的能力
He said he culd swim acrss the river.
(指本身具有这种能力）
At last he was able t swim acrss the river.
(指通过努力做到了）
may,
might
表示允许、许可或征求允许，否定回答时要用 mustn't; might 比may 语气委婉
－Might/May I smke in this rm?
－N, yu mustn't.
－May/Might I take this bk ut f the rm?
－Yes, yu can. (N, yu mustn't.)
表示可能性，might比may可能性更小
I think the trip may give me time t calm dwn.
An active vlcan may explde at any time.
Dn't g t far afield r we might lse yu.
may/might as well d sth.“不妨做某事，还是做某事为好”
Everything is ready. We might as well start nw.
will,
wuld
表示意志、决心或愿望
We will d ur best t save the child.
I tld her t stp crying, but she just wuldn't listen.
用于第二人称，表示请求、建议等
Will/Wuld yu please pst the letter fr me?
Wn't yu take ff yur cat?
will表示“总是，惯于”；wuld表示过去的习惯，意为“过去常常”
When he was a child, he wuld ften g skiing.
He wuld sit there fr hurs smetimes ding nthing at all.
表示推测或猜想
This will be the huse yu're lking fr.
I think he wuld accept the invitatin.
shall
用于第一、人称的疑问句中，表示征求对方的意见或请示
Shall I clean the desks ne by ne?
用于第二、人称的陈述句，表示说话者的命令告、许诺等语气
He shall return that bk tm
I shall think it ver and let yu knw my idea.
Yu shall fail if yu dn't wrk harder.(警告）
用于第三人称，在条约、规定、法令等文件中表示义务或规定，意为“应该，必须”
Candidates shall remain in their seats until all the papers have been cllected.
Persns under 18 shall nt be emplyed in night wrk.
shuld,
ught t
表示“应该”，用于表示现在或将来的责任或义务：还可表示推测，指有一定依据的推测
We shuld/ught t help each ther and learn frm each ther in ur wrk.
We ught t g and see Mary tmrrw, but I dn't think we will.
It ught t be a fine day tmrrw mrning.
shuld 还可表示惊讶，意为“竟会，居然”
It's strange that he shuld be absent.
It seems unfair that this shuld happen t me.
must,
have t
must 强调主观看法，表示“必 须”，have t 强调客观需要，意为“不得不”
Yesterday mrning I tld my father that I must call n a friend.
Yu have t wear unifrm n duty, dn't yu?
must表示“偏要，非得”等含义，这种用法常用于疑问句、条件句中
Must yu waste s much time?
Must yu make s much nise?
Why must yu always interrupt me?
We were ready t leave, but the baby must catch cld.
mustn't意为“不许，禁止”；若表示“没有必要，不必”时，用needn't或 dn't have t
That car is my prperty;yu mustn't use it withut my permissin.
Yu mustn't drive int a street with a“N Entry"sign.
Yu needn't talk t anyne if yu dn't want t.
Yu dn't have t wrry abut me. I'm a gd swimmer.
must 表示推测时，仅用于肯定句，但在反意疑问句中，其后面反问部分取决于must后面的动
词形式
Yu must be a newcmer, aren't yu?
She must have been very yung when she gt married.
It must be yur mther wh yu are thinking f.
need
表示“需要，必须”，常用于疑问句和否定句中；肯定回答用must, 否定回答用needn't
Yu needn't have the bike repaired right away.n
－Need I g back t Xiamen after I visited Fuzhu?
－Yes, yu must./N, yu needn't.
dare
主要用于否定句、疑问句以及条件句中，有过去式形式dared
－Dare she tell him what she thinks abut him?
－She daren't say anything.He will nly shut at her. "Hw dare yu speak t me like that?"
used t
“过去常常”，含有今昔对比的意味，表示过去习惯的动作或状态现在已结束，而 wuld表示过去反复发生的动作，但不含对比意味。
He used t get up at six every mrning.
He wuld get up at six every mrning and had a walk in the frest then.
had better
wuld better
had better/wuld better 表示“最好···” wuld better 还可表示“宁愿，宁可”
Yu had better g t the factry and have a lk.
I wuld better die befre asking him fr help.
情态动词＋have dne
must have dne 用在肯定句中，表示对过去情况的肯定推测，语气坚定
It must have rained last night, fr the rad is wet.
Tm must have taken yur dictinary by mistake.
can't have dne 表示对过去情况表示否定的推测，是 must have dne的否定形式
Mr.Smith can't have gne t Beijing, fr I saw him in the library just nw.
Mary can't have stlen yur mney. She has gne hme.
culd have dne 用于肯定句，表示过去本能完成某事但事实上并没有完成，意为“本来能够做”
He culd have passed the exam, but he was t careless.
He culd have bught the car, but sn his cmpany went bankrupt.
may/might have dne 表示过去可能发生某事，意为“可能······, 或许······”；might have dne还可表示“本可能做某事”
－What has happened t Gerge?
－I dn't knw. He may have gt lst.
She might have achieved greater prgress, if yu had given her mre chances.
shuld have dne 表示“过去本应该做某事而没有做”
Tm, yu are t lazy. The wrk shuld have been finished yesterday.
If I knew she was shrt f mney, I shuld have lent her sme.
shuldn't have dne sth.表示“过去本不该做某事而实际上做了”
Lk, Tm is crying, I shuldn't have been s harsh n him.
I dn't think yu have changed at all! Xia Li shuldn't ave failed recgnize yu.
needn't have dne 表示“过去本没有必要做某事而实际上做了”
I needn't have bught s much wine-nly five peple came.
As yu wrked late yesterday, yu needn't have cme this mrning.