非谓语动词 考纲新研读1.非谓语动词的形式(以动词 do 为例) 动词不定式动词的-ing 形式 动词过去分词一般式to dodoingdone一般被动式 to be donebeing done 完成式to have donehaving done 完成被动式 to have been donehaving been done 进行式to be doing 完成进行式 to have been doing 2.非谓语动词在句子中的作用 主语宾语表语定语状语补语动词不定式√ √ √ √ √ √ 动 词 的 -ing 形式√ √ √ √ √ √ 动词过去分词√ √ √ √ √ √ 3.非谓语动词的用法 动词不定式(1)用作主语： To learn a foreign language well is not easy. It is not easy to learn a foreign language well.(2)用作宾语： What do you like to do besides swim? Do you think it necessary to go there?(3)用作表语： All she would do was to go home.(4)用作宾补： I warned the boy not to be late again. He saw her leave the house.用心 爱心 专心1 She was seen to leave the house. He often helps me (to) learn English. With no one to help him, he can’t do it. With so many problems to settle, the manager can’t leave for holidays.【注意】用于不带 to 的不定式作宾补的的动词有：feel, hear, see, notice, observe, watch, listen to, look at, have, make, let 等。但 变为被动语态时需要带 to。例如： I noticed her enter the office. We heard him sing every day. Santa’s father made her promise that she wouldn’t write to me or send me any word.(5)用作定语： I have nothing to write (to write on/to write with). I was the first to come to school. We have no time to think about rest.(6)用作状语：常表示原因、结果、条件、目的等。 He stopped to talk to an old man.(目的) I rushed to the station, only to find the train already gone.(结果) He was happy to hear the news.(原因) 另外：in order to; so as to 引导目的状语，“为了,以便”;so...as to 引导结果状语，“太……以致……”。(7)用在疑问词后面，如 what to do,...
