Unit4Theartofhavingfun單元語法（講義）知識梳理知識梳理祈使句用于表示命令、建議、請求或勸告等。通常省略主語，謂語動詞用原形。其具體結構如下：類型肯定結構及例句否定結構及例句Do型動詞原形＋其他：Openthedoor.Don’t＋動詞原形＋其他：Don’tstandup！Be型Be＋表語：Bequiet！Don’t＋be＋表語：Don’tbelateforclass！Let型Let＋賓語＋動詞原形＋其他：Let’shaveanothertry.Don’t＋let＋賓語＋動詞原形＋其他：Don’tlettheboydrawhere.Let＋賓語＋not＋動詞原形＋其他：Let’snotwaitoutsidethegate.Never型——Never＋動詞原形：Neverleavetoday’sworktilltomorrow.No型——No＋名詞/動名詞：Noparking！【拓展】1.Let’s開頭的祈使句，其答語通常為“Goodidea./OK.”等。其他祈使句的答語通常用一般將來時。否定祈使句的答語常用“Sorry/No，Iwon’t（doitagain）.”等。如：－Let’sgotothepark.－Goodidea.－Pleaseremembertobringmynotebooktoschool.－OK，Iwill.2.“祈使句＋and/or＋陳述句（表結果）”結構，可轉換為含if引導的條件狀語從句的復合句。如：Workharder，andyouwillfinditnotdifficulttolearn.＝Ifyouworkharder，youwillfinditnotdifficulttolearn.再努力些，你就會發現學習并不難。即時訓練即時訓練一、單項選擇1．—Jim,don’tcrosstheroadhere.Therearetoomanycars.—Sorry,________.A．Ican’t B．Idon’t C．I’mnot D．Iwon’t2．Readeveryday,andyou________abigdifference.A．makes B．made C．havemade D．willmake3．—______lateforschoolagain,Tim！—Sorry.IpromisethatI______.A．Don’t;won’t B．Don’tbe;don’tC．Don’tbe;won’t D．Don’t;will4．Haveatry,________youwillneverknowwhatyoucanachieve.A．or B．and C．but D．then5．“LiMing,________yourhomeworkfirst,andyoucanwatchTVfor30minutes.”saidhismum.A．does B．did C．do D．Todo6．“________atthat,”theoldmansaid.A．Look B．Looks C．Tolook D．Looking7．Theyonlyeoutforfoodatnight.________yourpatience.A．Show B．Toshow C．Showing D．Showed8．________andyouwillknowwhattodonext.A．Listening B．Listen C．Tolisten D．Listened9．________shy(害羞的)infrontofyourclassmates.A．Don’t B．Notbe C．Don’tbe D．Nottobe10．—Openthedoor,please.—OK,I.A．do B．amdoing C．did D．will11．Don’t_________aboutme.I’llbeokay.A．beworry B．worried C．worrying D．worry12．Itisrainingoutside.Please________theraincoatwithyou.A．take B．totake C．bring D．tobring13．Please________methisformthroughmailafteryoufinishit.A．send B．sent C．sending D．tosend14．Hurryup,________you’llmissthebus.A．and B．so C．because D．or15．“________toputbackthenewspaperwhenyoufinishit.”thelibrariansaid.A．Remember B．Remembered C．Remembering16．It’stimeforus________hiking.Let’s________totheforest.A．togo;go B．togo;togo C．go;go D．going;go17．Jim,________eatintheclassroom!A．not B．don’t C．doesn’t D．no18．________yoursmartphones,andreadforatleast30minuteseveryday!Youknow,readinghelpsustodeepenourspiritualworld.A．Putoff B．Toputaway C．Putaway D．Toputoff19．Tom,________runinthehallways.A．don’t B．doesn’t C．not D．can’t20．________inbed.It’sbadforyoureyes.A．Notread B．Don’tread C．Doesn’tread21．Don’t________lateforschool.Youmustbeontime.A．arrive B．arrives C．arriving D．toarrive22．________lateforclassagain,Lily.A．Be B．Can’t C．Don’tbe D．Don’t23．No_________here.It’sdangerous!A．swim B．swimming C．swiming24．________yourhandsbeforeeating.It’sgoodforyourhealth.A．Wash B．Washes C．Washing D．Towash25．Don’t________inthehallways.It’sdangerous.A．run B．running C．torun D．runs26．—________runinthehallways.It’sdangerous.—Sorry,Mr.Smith.Iwon’tdoitagain.A．Do B．Don’t C．Let’s D．Please27．Don’t______inthehallways.It’sdangerous.A．run B．runs C．running D．torun28．Linda,________watchtoomuchTV.It’snotgoodforyou.A．no B．not C．doesn’t D．don’t29．Don’t________intheclassroom.It’snotpolite.A．talkloudly B．talksloudly C．talkingloudly D．totalkloudly30．________quiet,please.Youareinthelibrary.A．Keep B．Tokeep C．Keeps31．IfyouwanttoknowmoreinformationabouttheOlympicGames,please________theInternet.A．prepare B．search C．preparefor D．searchfor32．________makeanynoiseinthelibrary.A．No B．Don’t C．Doesn’t33．________tryinganddoyourbest.A．Keep B．Keeping C．Keeps D．Tokeep34．________inbed.It’sbadforyoureyes.A．Notread B．Don’tread C．Doesn’tread35．________talkinthelibrary.A．Not B．Don’t C．No D．Doesn’t36．“________talking!”means“________talk!”A．No;No B．Don’t;No C．No;Don’t D．Not;Not37．Don’t________lateforschool.A．arrives B．arriving C．arrive D．arrived38．_________callmeWangwang!It’smydog’sname!A．Not B．No C．Don’t D．Doesn’t39．—John,_________theclassroomrightnow.It’stoodirty.

—OK.A．clean B．toclean C．cleaning D．notclean40．—Don’t________lateforschool.

—Sorry,Iwon’t.A．is B．be C．are D．am41．Johnny,_________yourroom,please.It’sdirty.A．clean B．don’tclean C．cleans42．________carefullywhenyoucrosstheroad.A．Look B．Looking C．Tolook D．Looks43．_______litterinthepark.It’sbadfortheenvironment.A．Don’t B．Can’t C．Mustn’t D．Won’t44．________watchTV.Youhavetotakethepianolessonnow.A．Do B．Don’t C．Don’tdo D．Can’tdo45．Tom,________lateforschoolagain.Yourteacherwillbeangry.A．isn’t B．aren’t C．don’tbe D．notbe46．—Tony,________bringyourmobilephonetoschool.—Sorry,MrGreen.Iwon’t.A．can’t B．doesn’t C．don’t D．needn’t47．Don’t________inthehallways.It’sdangerous.A．run B．torun C．running D．runs48．—________yourhomeworkcarefully,Tom.—OK,Mom.Iwill.A．Doing B．Todo C．Do D．Does49．—Attention,please!________inside.Itisrainingheavilyoutside.—Wewill,Mr.Li.A．Tostay B．Stay C．Staying50．Let’s________theforestsandnotbuythingsmadeofivory.A．save B．saves C．saving D．saved51．________carefully,Mike!There’saschoolahead.A．Drive B．Todrive C．Drove D．Driving52．Please________quietinthereadingroom.A．keep B．tokeep C．keeping D．kept53．Let’sgoand________thenewbabyelephant!A．seeing B．see C．saw D．tosee54．________getoffthebusbeforeitstops.A．Do B．Don’t C．No D．Doesn’t55．_________belateforschool,Michael.A．Don’t B．Doesn’t C．Not56．________dressednow!Wehavetogointenminutes.A．Getting B．Get C．Toget D．Gets57．Molly,________afraidofspeakinginfrontofpeople.Youarethebestone.A．don’t B．not C．notbe D．don’tbe58．—Jack,________lateforschoolagain!—I’msosorry,MsGao.IpromiseIwillgetupearliernexttime.A．doesn’tbe B．isn’t C．don’tbe D．isn’tbe59．—________lateforclassagain.—Sorry,Iwon’t。A．Don’t B．Don’tbe C．Notbe D．Benot60．Youarelateagain,Bob.________earlynexttime!A．Don’t B．Don’tbe C．Be61．Please________yourhomeworkfirstafterschool.A．do B．does C．did D．doing62．Don’t__________lateforclass.A．arrive B．arrives C．arriving D．toarrive63．Youcan’tsmokehere.Can’tyouseethesign“________”?A．Nosmoking B．Nosmoke C．Don’tsmoking D．Don’tsmoke64．________thedoorbeforeyougotobebed.It’sforyoursafety.A．Close B．Closing C．Toclose D．Closes65．Mary,_______yourhomeworkheretomorrow.A．bring B．brings C．tobring D．bringing66．Don’t________inthehallways.A．running B．runs C．run D．torun67．—Let’ssinganEnglishsonghere.—________that.Pleasekeepquiet.A．Do B．Don’tdo C．Doing D．Does68．—John,________upnoworwe’llbelateforthebus.—Allright.I’llbequick.A．gets B．get C．toget D．getting69．Don’t________inthehallway.It’sdangerous.A．run B．running C．torun D．runs70．Hurryup!_________youwillbelateforschool.A．But B．Or C．Though D．So71．________himthetruth,oryourdadwillbeangry,Tom.A．Telling B．Told C．Tell D．Totell72．________actiontoprotecttheenvironment,andtheearthwillbea