河南省南乐县张果屯乡中学中考英语语法专题复习 动词不定式课件.ppt

动词不定式 动词不定式的基本形式是 to 动词原形 有时可以不带to 动词不定式没有人称和数的变化 在句子中不能作谓语 在句中可以作主语 表语 宾语 宾语补足语 定语和状语 构成 to do 动词原形 用法 用作宾语 v todo iwanttobuyacomputer shehopestofindabetterjob iwishtogowithyou needtodolearntodoagreetodoplantododecidetodorefusetodobegintodostarttodotrytodoforgettodoremembertodoliketodostoptodogoontodo 2 用作宾语补足语 v sb todo sheaskedmetohelpher theteachertoldhimtocomeontime edison smothertaughthimtoreadandwrite wantsbtodowishsbtodogetsbtodoordersbtodofindsbtobelikesbtodowouldlikesbtodohelpsbtodo 作宾语补足语不带to的情况 常见动词有 一感 feel二听 listento hear三让 let make have四看 see lookat watch notice比较 isawhercrossingthestreet isawhercrossthestreet 3 用作状语 adverbial iwenttheretoseemyteacher shecamebacktogetherenglishbook theboxwastooheavytomove 目的 目的 结果 4 用作主语 1 tobeanactressismydream 2 togoabroadishisdream 3 tosayiseasy todoisdifficult 这时可将其用形式主语it来替换 itismydreamtobeanactress itishisdreamtogoabroad itiseasytosay itisdifficulttodo 句型 it s adj ofsb todosth eg 你能邀请我 你真是太善良了 it sverykindofyoutoinvitme 若形容词是描述人的性格 品质的 如kind good nice right wrong clever careless polite foolish等 用ofsb eg 你真聪明 解出了这道数学题 it scleverofyoutoworkoutthemathsproblem it s adj forsb todosth 若形容词是描述事物的性质 用forsb 这类形容词有difficult easy hard important dangerous im possible等 eg 对孩子们来说 穿过繁忙的街道很危险 it sverydangerousforchildrentocrossthebusystreet eg 对我们来说 完成这项工作很困难 it sdifficultforustofinishthework 5 用作表语 hisworkistofeedtheanimals herjobistolookafterthepatients mywishistobeascientist 6 用作定语 givemesomethingtodrink theyhavemuchfoodtoeat 这时不定式与被修饰词有动宾关系 若是不及物动词 介词不能省略 heaskedforaroomtolivein idon thaveapentowritewith 7 疑问词who what which where when how加todo可构成不定式短语 在句中可用作主语 宾语 宾语补足语 表语等 whentostarthasnotbeendecided idon tknowwhattodo hecantellyouwheretogetthebook thequestioniswho m toask 主语 宾语 宾语补足语 表语 比较 compare idon tknowwhattodo idon tknowhowtodoit idon tknowwhattodoaboutit 说出句子中的不定式 及在句中做什么成分 ittakesyoutenminutestogetthere ihopetoseehimsoon hiswishistobecomeanartist peopleeattolive butnotlivetoeat ihavealottotellyou it snotrighttobealwaysthinkingofoneself weoftenseehimplayfootball 定语 主语 状语 表语 宾语 主语 宾语补足语 exercise 跳舞非常有趣 种些植物是非常有必要的 说英语对我来说并不容易 听到你的声音真高兴 todanceisalotoffun itisalotoffuntodance togrowplantsisveryimportant tohearyourvoiceissonice tospeakenglishisnoteasyforme itissonicetohearyourvoice exercise 我的工作是每天打扫这间屋子 最上策的计划就是马上离开这儿 3我的梦想就是成为一名科学家 myworkistocleantheroomeveryday thebestplanistoleaveatonce mydreamistobeascientist exercise 他想借用我的录音机 他们开始读和写 李琳喜欢玩什么 她喜欢踢足球 你长大了想做什么 hewantstoborrowmyradio theybegantoreadandwrite whatsportsdoeslilinliketoplay shelikestoplaysoccer whatdoyouwanttobewhenyougrowup 1我有许多书要看 2她有几个问题要问 3他有一台电视要修 4 我没什么可担心的 ihavemanybookstoread shehasafewquestionstoask hehasatvsettorepair ihavenothingtoworryabout 他是一个值得信赖的人 6爱迪生是第一个发明电灯的人 7他那生病母亲最多可活三个月 heisamantobelievein edisonwasthefirstmantoinventthelights hissickmotherhasthreemonthstoliveatmost theylookedforhimeverywhereandfoundhim underthetree a liesb lyingc layd lain 考点 see hear find watchsb dosth 看见某人做了某事 see hear find watchsb doingsth 看见某人正在做某事 isawhim thesupermarketjustnow a enteredb enteringc enterd toenter thegirlwhosoldmatcheswasfound thenextmorning a dieb dyingc diedd dead doyouremember mesomewhereinhangzhou yes ithinkthat s2yearsago a seeb seeingc toseed saw forget remembertodosth forget rememberdoingsth stop goontodosthstop goondoingsth thescientiststopped tomethoughhewasbusy a talkingb totalkc tohavetalkd havingtalk themoreyouthinkaboutit themorequestionsyouwillthinkof a askb ask