初中英语动词不定式专练初中英语动词不定式专练.doc

初中英语动词不定式一、动词不定式作主语 1. Its our duty _________ the room every day. A. to clean B. cleaned C. clean D. cleans2. Its 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. Its 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。It is +名词(for sb)to do sth……”(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( 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。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( sb)to do sth.句式……”。nice， kind， clever， good， right， wrong， foolish， careless等形容词，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 s. 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. Cwant动词后面，可以接不定式作宾语2. D 在不定式作宾语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. 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用作宾语补足语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 . A. to see B. looks C. saw D. seeing 2. Im 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。come， try， do / try ones best等动词或短语动词，其后常常可以接不定式作目的状语。 . 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. drinks2. 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。to get on with. 六、不带to的动词不定式 1. We saw him ______ the . A. to go in B. go C. going D. went 2