八年级动词不定式.doc

初中英语八年级动词不定式专项练习1、 动词不定式的用法 否定形式：not + to + 动词原形构成1）作主语 常用句型：It is adj. to do sth. To learn English well is not easy. 或 It is not easy to learn English well.2）作表语(放在be动词后) My wish is to become a teacher.3）作宾语（及物动词后）Most of us like to watch football matches.及物动词后 决定想做计划需要同意，能做被用来做的事 decide to do sth. 决定做某事 want would like to do sth. 想做某事 plan to do sth. 计划做某 need to do sth. 需要做某事 agree to do sth. 同意做某事 afford to do 能做某事 be used to do 被用来做某事 迫不及待下决心做过去常常未能做的事cant wait to do 迫不及待地要做某事make up ones mind to do 下决心做某事 used to do 过去常常做某事 fail to do 未能做某事特殊疑问词后 He doesnt know how to use the machine. (不定式作宾语)4）作宾语补足语 He told me to be here on time. 带to类请求与命令 想要邀请期待鼓励与建议 答应告诫允许提醒和帮助 want sb. to do sth. 想要某人做某事 invite sb. to do sth. 邀请某人做某事 expect sb. to do sth. 期待某人做某事 encourage sb. to do sth. 鼓励某人做某事 advise sb. to do sth. 建议某人做某事 promise sb. to do 答应某人做某事 warn sb. to do sth. 告诫某人做某事 allow sb. to do sth. 允许某人做某事 remind sb. to do sth. 提醒某人做某事 help sb. (to) do sth. 帮助某人做某事省略to 类make/let/have sb. do sth. 使/让某人做某事see/watch/hear/notice sb. do sth. 注意两种用法得区分：see sb. doing/ do sth. hear sb. doing/ do sth.watch sb. doing/ do sth. notice sb. doing/ do sth.had better （not）do sth. 最好(不)做 help sb.（to）do sthwhy not /why dont you do sth.为什么不做? 表达向某人提出建议Would rather do sth.?宁愿做 Would you please do sth.?5）作定语（不定式修饰名词或代词作定语，放于名词或代词后）I have nothing to say about that thing.6）作状语目的状语He stopped to have a look.结果状语Im glad to see you here.不定式的特殊句型：1）tooto do sth.：太而不能 He is too excited to speak.2）enough to do：足以做 The child is old enough to go to school 不定式专项练习题1. Youd better _ at home all the time. Its bad for your health.A. dont stay B. no to stay C. not stay D. not staying2. The mother asked the boy _ down the ladder, but he went on _ instead. A. come; climbingB. to come; to climbC. to come; climbingD. coming; climbing3. Is there any time_ to the museum?A. going B. to goC. goes D. gone4. The teacher asked the students to close the windows _the wind from _the papers away.A. to stop; blowing B. stopping; blowing C. to stop; blow D. stopped; blow5. I find _ him all about it. A. necessary to tell B. that necessary toC. necessary it to tellD. it necessary to tell6. What is the best way do you think _ the wild animals? A. protectingB. to protecting C. protectedD. to protect7. Its too hot today. Why not _ your coat?A. take on B. to take off C. take off D. taking off8. Would you please _ any noise? The baby has just fallen asleep. A. make B. to make C. not to makeD. not make9. - Would you please try _ lateagain? - Sorry, I wont be late again.A. not to be B. to be not C. not be D. be10. - Would you mind _ for a few minutes? - No, not at all. A. wait B. to wait C. waited D. waiting11. Its very nice _ you to _ me about it. A. for; tellB. of; say C. to; speak D. of; tell12. The son wants his mother _ him up at six oclock every day. A. to ring B. ring C. ringsD. ringing13. - I often use Hotmail to send e-mails.- Really? Would you please show me_ it?A. how can I useB. what can I us C. how to useD. what to use14. Tell the boy _ out of the window. A. not to lookB. to not look C. dont lookD. not look15. Her hope _ the 2008 Olympic Games.A. to take part inB. is to take part in C. taking part inD. will take part in20. We should do as much as we can _ water.A. for saving B. to save C. save D. saved26. How long does it take you _ your homework every evening?A. finish doingB. finishing to do C. to finish doing D. finish to do27. Remember _ the lights when you leave the office. A. to turn off B. turning off C. turn offD. to turning off29.The room isnt big enough _ so many people. A. holdingB. hold C. to holdD. holds30. Youd better not spend more time _ computer games. A. for playingB. in playing C. to playD. plays31. It is better to teach a man fishing than _ him fish. A. giving B. to give C. givesD. give32. My sister is interested in _ in her free time.A. watch TVB. reading books C. listening music D. plays basketball33. I have caught a cold and I dont feel like _ anything. A. to eat B. eating C. ateD. eats34. I saw him _ into the small store. A. wentB. going C. to goD. has gone35. He raised(提高) his voice（嗓音） to make everybody in the room _ him clearly. A. hearB. to hear C. hearingD. heard36. I didnt go to the park yesterday because my mother asked me _ my sister at home. A. to look atB. to look for C. looking afterD.to take care of37. Their wish is _ a house of their own.（他们自己的） A. to have B. for having C. have D. of having38. The teacher agreed _ us_ the test papers home. A. to let, take B. to let, to take C. letting, take D. let, take39. When he saw I was in a hurry, he offered _ me his bicycle.A. lending B. lent C. to lend D. in lending40. I dont like_ people _about their neighbours.A. hear, talking B. to hear, talking C. to hear, to talk D. hearing, talkedB 用括号内所给动词的适当形式填空，使句子完整、正确。1. Li Lei is asking his uncle_(help) him think of a foreign name.2. - Hi! Li Hong. I didnt see you at theparty. - Oh, I was busy _(get) ready forthe coming exams.3. Its too cold. Lets make a fire _ (warm) ourselves up.4. The girl _(stand) under the tree is my cousin Kate.5. You dont need _ (worry) about your friend. He is safe at home.6. Why did you keep your brother _ (wait) for a long time that evening?7. I found the door _(close) when I got home.8. When they met again, they were too excited _(say) a word.9. Through the window, I saw some boys _(play) basketball.10. He didnt finish _(write) the book until last week.11. - How long did it take you _(do)your homework yesterday? - About half an hour.12. Let me _(help) you _(water) the flowers.13. My watch doesnt work. It needs _(repair).14. _(take) good c