Unit1SectionⅣ语法讲座专题练习Ⅰ.用所给词的适当形式填空1．Tomworkedhard,onlyto_fail(fail)againatlast.[2．Itisnogoodwatching(watch)toomuchTVforchildren.3．It'sgoodto_help(help)otherswhentheyareintrouble.]4．Themandownstairstoldthemanupstairsnotto_drop(drop)hisshoesontotheflooratmidnightanymore.5．Thegoalofthisactivityisto_meet(meet)theneedsofcommonpeople6．Letmehear(hear)youplay(play)theviolin.7．Thequestionisverydifficultto_answer(answer)．8．Hewasforcedto_take(take)apositionthatwaspaidlessmoney.9．Hepretendedto_be_reading(read)thetextwhenIcamein.10．Thesnowseemedto_have_been_blown(blow)fromthetopofthemountain.[Ⅱ.完成句子1．To_catch_the_train(为了赶上火车),we'dbetterhurrytothestationbytaxi.2．Ithappenedto_be_raining(在下雨)whenIgotthere.3．I'msorryto_have_lost_your_key(把你的钥匙弄丢了)onmywayhome.4．Ithasbeenanhonorformeto_have_been_invited_to_your_country(被邀请到你们国家)．5．Heissaidto_be_studying(正在读书)abroad.6．Heaskedto_be_sent_to(被派往)theplacewherehewasmostneeded.[Ⅲ.单项填空1．Thewaterinthiswellisunfit________.A．todrinkB．tobedrunkC．drinkingD．tobedrunken解析：选A考查不定式作状语。在“be＋adj.＋不定式”结构中，不定式常用主动形式表示被动意义2．CharlesBabbageisgenerallyconsidered________thefirstcomputer.A．toinventB．inventingC．tohaveinventedD．havinginvented解析：选C考查不定式作主语补足语。considersb.todosth.“认为某人做某事”。不定式动作发生在主句谓语动词之前时，应用不定式的完成式。3．Hehurriedtothebookingofficeonly________thatalltheticketshadbeensoldout.A．tobetoldB．totellC．toldD．telling解析：选A考查不定式作状语。onlytodosth.在句中作结果状语，表示出乎意料的结果。此处有被动关系，因此用被动结构。4．Asthetwentiethcenturycametoaclose,therawmaterialsforagreatnationalliteraturewereathand,waiting________.A．touseB．tobeusedC．tohaveusedD．tobeusing解析：选B考查不定式的时态、语态。本句中表示“等待被运用”，要用不定式一般式的被动语态。5．Helenhadtoshout________abovethesoundofthemusic.A．makingherselfhearB．tomakeherselfhearC．makingherselfheardD．tomakeherselfheard解析：选D考查不定式作目的状语。“make＋宾语＋过去分词”表被动，“让别人听到她的声音”。6．Theboywantedtoridehisbicycleinthestreet,buthismothertoldhim________.A．nottoB．nottodoC．notdoitD．donotit解析：选A考查不定式的省略。此处是nottoridehisbicycleinthestreet的省略形式。7．Shesearchedthetopofthehillandstopped________onabigrockbythesideofthepath.A．tohaverestedB．restingC．torestD．rest解析：选C考查不定式作状语。stoptodo“停下来去做……”；stopdoing“停止做……”。8．—Whydoyoulooksad?—Therearesomanyproblems________.A．remainingtosettle[B．remainedsettlingC．remainingtobesettledD．remainedtobesettled解析：选Cremain后接不定式；problems是settle的动作承受者，因此应用动词不定式的被动语态。9．Myadvisorencouraged________asummercoursetoimprovemywritingskills.A．formetakingB．metakingC．formetotakeD．metotake解析：选D考查不定式复合结构作宾语：encouragesb.todosth.“鼓励某人做某事”。不定式的逻辑主语是me。10．Ittookalongtimefortheconnectionbetweenbodytemperatureandillness________.A．tomakeB．tobemadeC．makingD．beingmade解析：选B考查不定式作主语。it是形式主语，不定式作真正主语。theconnection和make之间构成被动关系。
