Unit5 语法讲解及练习 人教版英语八年级上册.docx

1、unit5语法知识讲堂动词不定式作宾语的用法1.动词不定式的用法“to+动词原形”这种结构是动词不定式(有时to可省略)。动词不定式没有人称和数的变化，在句子中不能独立作谓语。动词不定式可以在句中作主语、表语、你 宾语、宾语补足语、定语或状语。【例句】The most important thing is to find the boy at once.最重要的事情是马上找到那个男孩。2.动词不定式作宾语(1)动词不定式位于谓语动词(及物动词)之后,作动词的宾语，表明意图、计划、希望或决定。(2)常见的后接动词不定式作宾语的动词有want, plan, hope, try, ask, offe

2、r, agree, start, forget, decide, learn等。【例句】Lily always wants to go to Thailand for holiday. 莉莉一直想去泰国度假。【例句】My mother agreed to let me go home early. 我的妈妈同意让我早回家。【注意】有些动词后既可跟动词不定式作宾语，也可跟动名词作宾语，但含义不同，如：remember to do sth. (记得要做某事)，remember doing sth.(记得做过某事)；forget to do sth. (忘记要做某事)，forget doing st

3、h.(忘记做过某事)；stop to do sth.(停下来去做某事)，stop doing sth.(停止做某事)。1.Remember off the lights when you leave the room, please.A.to turn B.turning C.turn2.What bad weather it was! We decided .A.to stay at home B.not to stay at home C.staying at home D.stay at home3.Dont forget your homework here this afternoon.A.brought B.bringing C.to bring D.bring4.After the earthquake hit Japan, many international organizations offered .A.to helping B.to help C.helping D.helped答案：AACB