初中英语动词不定式专练
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初中英语动词不定式专练
一、动词不定式作主语
1. It's our duty _________ the room every day.
A. to clean B. cleaned C. clean D. cleans
2. It's hard for us _________ English well.
A. learn B. learns C. to learn D. learning.
3.It took the workers three months _________ the building..
A. to build B. building C. built D. to be build.
4. It's very nice _________ you to get me two tickets _________ the World Cup.
A. for， of B. of， for C. to， for D. of， to
Keys：
1. A..动词不定式作主语，可以直接放在谓语动词前面的主语位置，也可以用先行词it作形
式主语，而将真正的主语(不定式)置于后面。构成It is +名词(for sb)to do sth的形式.“做谋
事对某人来说是„„”(若与介词for搭配，表示不定式表示的动作、行为的性质.)
2. C 符合动词不定式句型结构形式：It is +形容词(for sb)to do sth.“做谋事对某人来
说„„”该句型中与介词for搭配，表示不定式表示的动作、行为的性质。注：hard， difficult，
easy， important等形容词与介词for搭配，表示不定式表示的动作、行为的性质。
3. A 符合动词不定式句型结构形式It takes sb some time to do sth. “做谋事花费某人„„时间”
4. B 符合动词不定式句型结构形式 It is +形容词(of sb)to do sth.句式“某人做谋事„„”。nice， kind， clever， good， right， wrong， foolish， careless等形容词，常介词of搭配，常表述不定式逻辑主语的属性或性质。
二、动词不定式作宾语 1. He wants ______ some apples.
A. eat B. eating C. to eat D. eats.
2. He found it very difficult ______ it.
A. doing B. does C. did D. to do
Keys：[简析]
1. C want动词后面，可以接不定式作宾语,（即若want之后接动词要用带to的动词不定式）
2. D 在不定式作宾语时，如果其后接形容词补足语时，则可以用it作形式宾语，而
把作真正宾语的不定式放到后面。
三、动词不定式作宾语补足语
1. Lilei asks me ______ his English.
A. help him B. to help him with C. to help with D. helps him with
Key：
1. B 不定式to help him with his English用作宾语补足语.构成ask sb. to do sth.的结构形式。
后面可以接不定式作宾语补足语的动词有：ask， teach， expect， tell， allow等。
四、动词不定式作状语
1. She went ______ her grandmother.
A. to see B. looks C. saw D. seeing
2. I'm sorry ______ you.
A. trouble B. to trouble C. troubling D. troubled.
Keys：
1. A go动词作谓语时，其后常常可以接不定式作目的状语。其他类似的还有come， try，
do / try one's best等动词或短语动词，其后常常可以接不定式作目的状语。 2. D. "be +形容词+ to do sth"结构中的不定式作状语，常表示原因或方式。
五、动词不定式作定语
1. Would you like something ______?
A. drink B. drinking C. to drink D. drinks.
2. He is an easy man ______.
A. get on B. to get on C. get on with D. to get on with
Key：
1.C 不定式to drink作定语，常放在被修饰的词语something之后，与被修饰的词语为逻辑上的主谓关系或动宾关系.
2.D 如果不定式的动词是不及物动词，其后要加上必要的介词或副词，构成的短语动词相当于及物动词。如本题to get on with.
六、不带to的动词不定式
1. We saw him ______ the classroom.
A. to go in B. go C. going D. went
2. He is sleeping. You'd better ______.
A. not wake up him B. not to wake up him
C. not wake him up D. not to wake him up.
3. He was made ______ my homework at home.
A. do B. doing C. to do D. did
Key：
1. B 在see， watch， hear， feel等感官动词和make， have， let等使役动词后面作宾语补足语的不定式不带to.
2. C在"had better"后面接不带to的不定式。 3. C在see， watch， hear， feel等感官动词和make， have，等使役动词后面作宾语补足语的不定式不带to. .但是在被动语态中，作主语补足语的不定式要带to
七、动词不定式的否定形式
1. You can ask him ________.
A. not to come in B. to not come C. didn't come D. not come
2. I make him ______ the work.
A. not finish B. not to finish C. to not finish D. not to be finish
Key：
1. A. 动词不定式的否定形式通常是在不定式符号to的前面加上not.
2. B 不带to的不定式的否定式是直接在动词原形前面加上not.构成.
八、某些动词后面接不定式和接动词-ing形式的区别
1. I feel tired. Let′s stop ______ a rest.
A. to have B. having C. have D. has
2. ——Where is your homework?
——Sorry, I forgot ______ it with me.
A. take B. taking C. to take D. took
Key：
1.一些常见的动词后面接不定式和接动词的-ing形式是有区别的."stop to do sth"意为"停止正在做的事情去做另外一件事"，"stop doing sth"意为"停止正在做的事",根据题意选A.
2. "forget to do sth"意为"记住去做某事"(事还未做)，"forget doing sth"意为"记得做过某事"(事已做)根据题意选C .
1. When I was walking in the street I saw a plane ______ over my head.
A. flies B. flying C. flew D. to fly 2. A boy saw it ______ when he was walking past.
A. happen B. happens C. happening D. to happen
Key：
1.在see， hear， watch， feel等感官动词后面可接接动词的-ing形式作宾语补足语，表示动作正在进行(动作尚未结束)。根据题意选B
2.在see， hear， watch， feel等感官动词后面也可接不带to的不定式,作宾语补足语表示动作的全过程(动作已结束). 根据题意选A
[简析]，也可
九、动词不定式的省略及其符号to的保留
1. Would you like to go to the farm with me?
Yes, ______.
A. I would B. I would like C. I like to D. I'd like to
Keys：
1.在口语中，动词不定式中的动词或短语动词在上下文中重复出现时，第二个动词不定式可以省略，但是to不可省略。这种用法常见于"be glad to"，"would like (love) to"等结构中。根据题意选D
十、动词不定式的被动式和其他形式
The new building ______ is behind our school.
A. build B. builds C. to build D. to be built
Key：当不定式的逻辑主语是不定式所表示的动作的承受者(宾语)时，用动词不定式的被动式，即：to be +过去分词.
