[初中教育]非谓语动词ppt.ppt

【例6】　 It is very important for us _____ English well. A. learn B. learning　 C. to learn D. learned 解析：本题考查动词不定式做主语。 It＋be＋adj.＋for sb.＋to do 对某人来说，做某事怎么样。故选C。 C 非谓语动词 动词不定式 动名词 分词 动词不定式 用法 ： A、作主语，如 To see is to believe. B、作表语，如 The important thing is to see. 动词不定式 C、作宾语 动词 + to do 动词+疑问词 + to do 动词 + it(形式宾语）+宾补 +to do eg: agree,decide ,fail, hope, wish, want, plan I don’t know what to do . I find it important to learn English. 动词不定式 D、作宾补 动词 + 宾语 +to do 动词 + 宾语 + do Li Mei asked me to show her the new dictionary . 注：有以上结构的常用动词有 tell , wish, ask, want , invite,allow,encourage,advise 等。 (不带 to 的不定式) 注：常用的动词是：feel, hear , listen to, have ,make,let, watch, see, look at,notice； 四看 三让 二听 一感:feel ☆不定式作宾补省去 to 的情况 (在被动语态中则to 不能省掉) help 可带to,也可不带to help sb (to) do sth hear listen to let make have see watch look at notice 1.John was made the car for a week as a punishment A.to wash B.washing C.wash D. to be washing 2.The patient was warned food after the operation. A.to eat not B.eating not C. not to eat D.not eating 3.Internet bars mustn’t let anybody bad things , especially children. A. watch B.to watch C.watching D.watches A C A Exercises: E、动词不定式作状语 可以表目的、表结果、表原因 He got up early to catch the first bus. 1. come to do sth. 2. go to do sth. 3. stop to do sth. 4. in order (not) to do 5. too + adj. + to do sth. 6. adj.\adv. + enough to do sth. We have a lot of homework to do . 1.如果不定式中的动词是不及物动词, 则不定式中要有介词. He is looking for a room to live in . There is nothing to worry about. 2.something, anything, nothing…+adj.+ to do I have something interesting to tell you. F、动词不定式作定语（必须后置） He is the last person to leave the office after work. 注意：动词不定式的否定形式为： not + to do Mr.Smith asked the boy ___________(not play) this kind of game. not to play P