动词不定式考点简述.docVIP

动词不定式考点简述 　　动词不定式是动词的一种非谓语形式,没有人称和数的变化,不能单独作句子的谓语。其构成形式为“to+动词原形”,to为动词不定式符号,本身无意义。动词不定式具有两大特点: 　　A. 具有动词的特点,因此,后面可以跟表语、宾语或状语,构成动词不定式短语。 　　B. 具有名词、形容词或副词的特点,可以在句子中用作主语、宾语、宾语补足语、状语、定语、表语等。 　　以下对不定式的热点考点做简要的总结和分析,供同学们复习时参考。 　　一、考查动词不定式作主语的用法 　　1. It took my daughter two weeks ____ the novels ____ by Yang Hongying. (07合肥) 　　 A. read; written B. to read; written C. reading; to write D. to read; write 　　2. It’s important ____ the piano well. (06武汉) 　　 A. of him to play B. for him to play C. of him playing D. for him playing 　　【简析】动词不定式作主语时,可以直接放在谓语动词前面的主语位置,也可以用代词it作形式主语,而将真正的主语(不定式)置于后面。常见的句式有:①It takes sb. some time to do sth.;②It’s+adj.+(of sb.) to do sth.;③It’s+adj.+(for sb.) to do sth.。句式②中常用nice, kind, clever, good, right, wrong, foolish, careless等形容词与介词of搭配,这些形容词常表述不定式逻辑主语的属性或品质;句式③中常用hard, difficult, easy, important等形容词与介词for搭配,表示不定式动作、行为的性质。 　　二、考查动词不定式作宾语的用法 　　1. ――Mr Wang, I have trouble ____ the text. (08大连) 　　 ――Remember ____ it three times at least. 　　 A. to understand; reading B. understanding; reading 　　 C. understanding; to read D. to understand; to read 　　2. ――Li Lei, summer vacation is coming. Where will you go? 　　 ――I decide ____ to Mount Emei. (09海南) 　　 A. go B. will go C. going D. to go 　　3. “You forgot ____ the door.” “Oh, ____. I’ll go and close it.” (09南京) 　　 A. closing; so did I B. to close; so I did 　　 C. closing; nor did I D. to close; neither did I 　　【简析】在want, like, agree, hope, wish, learn, begin, start, seem, decide, hate,choose, forget, remember等动词后面,可以接不定式作宾语。 　　三、考查动词不定式作宾语补足语的用法 　　1. Alice asked me ____ another bag for her.(08北京) 　　 A. get B. got C. to get D. getting 　　2. There are some dangerous fishes in this river, and I’ve warned Jack ____ here.(09杭州) A. not to swim B. to not swim C. swim not to D. to swim not 　　【简析】动词不定式可以用作宾语补足语。后面可以接不定式作宾语补足语的动词有ask,tell, want, invite, like, expect, advise, allow, encourage, teach, order, warn, force等。 　　四、考查动词不定式作定语的用法 　　1. Children also need time ____.(07重庆) 　　 A