if条件从句

Unit7MemoryGrammarmemorycornerlose-lost-lostimprove-ed-~mentionmethodspellingmindsillymileletterworthspell-spelt-~unlesstrouble(un)liststepcycle记忆力角落失去,丧失改善,提高提到,说到方法拼写n头脑可笑的英里字母值得拼写v除非,要不然困难清单步骤循环Henry,PaulaandMilliearestudentsfromRosieBridgeSchool.Theywanttohelpotherstudentsi_________theirm_________,sotheywritesomearticlesfortheschoolnewspaper.Henrythinksapictureisw_______athousandwords,sohem__________agreatway—toimagineapictureinyourm_______.Itwillbebetterifthepictureisstrangeors_______.Torememberthes_________ofaword,Paulahasagoodm_______—tomakeashortsentencewitheachl_______oftheword.Forexample,sheuses“Bigelephantscanalwaysunderstandsmallelephants”torememberhowtos_______theword“because”.Milliethinksit’seasytoforgetsomethingu__________youunderstanditwell.Ifyouhavet________rememberingthel_______ofs_______ofthewaterc_______,you’dbetterunderstandhowitworksfirst.mproveemoryorthentionsillyindpellingethodetterpellnlessroubleisttepsycle1.这场表演不值得看.Thisshow_________________________.2.我在学习英语方面没有困难.I____________________________English.3.你知道如何提高记忆力么？Doyouknow_________________ourmemory?4.如果他撒谎，他的父母就会惩罚他.Ifhe______alie,hisparents____________him.5.除非你放弃，要不然你就会成功.Unlessyou_____________,you_____________.isn'tworthseeinghavenotroublelearninghowtoimprovetellswillpunishgiveupwillsucceedif/unless引导的条件状语从句(ConditionalSentences)fathersonTheyaregoingfishingnow.Ifitrains,whatwillhappen?Ifitrains,theywillgohome.Iftheboyfallsintotheriver,Whatwillhappen?Iftheboyfallsintotheriver,hisfatherwillsavehim.Ifhisfatherfallsintotheriver,whatwillhappen?Ifhisfatherfallsintotheriver,hewillasksomeoneforhelp.Iftheygetsomefish,whatwillhappen?Iftheygetsomefish,theywilleatthem.iftheydon’tgetanyfish,whatwillhappen?Iftheydon’tgetanyfish,theywillbeverysad.Review:条件状语从句：If1.定义:在if引导的从句的条件下，主句可能会发生的结果。2.If引导的部分是_____,剩余部分是_______(主句/从句),if从句在前_______与主句隔开3.时态口诀:__________.主将从现1.如果他努力学习，他将会通过考试。Ifhe_______hard,he________theexam.=He_________theexamifhe________hard.用逗号主句studieswillpass①studieswillpass从句Ifshe,walktoschoolwillbelateIfshewalkstoschool,shewillbelate.Shewillbelateifshewalkstoschool.IfitraintomorrowwillstayathomeIfitrainstomorrow,hewillstayathome.Hewillstayathomeifitrainstomorrow.Ifshe,eattoomuchwillbeveryfatIfsheeatstoomuch,shewillbeveryfat.shewillbeveryfatifsheeatstoomuch.Ifit,notraintomorrow,Ifitdoesn'traintomorrow,wewillgoonaschooltrip.willwe,goonaschooltripWewillgoonaschooltripifitdoesn'traintomorrow.Ifyouheatice,it______________.turnsintowaterwillturninto/turnsintoOil_______ifyoupouritonwater.willfloat/floatsfloatsWater______ifyouheatit.boils/willboilboilsNew--条件状语从句：If1.定义:在If引导的从句条件下，主句必然会发生的结果(自然规律，客观事实/真理)；2.从句在前__________与主句隔开；3.时态口诀_________________用逗号2.如果我把玻璃杯扔掉，它就会摔碎.IfI_______aglass,it________.It________ifI________aglass.dropbreaks②breaksdrop从现主现IfI,putsaltintowaterdisappearIfIputsaltintowater,itdisappears.ItdisappearsifIputsaltintowater.IfyoutakefishoutofwaterdieIfyoutakefishoutofwater,itdies.Itdiesifyoutakefishoutofwater.IfyoudropaglassbreakIfyoudropaglass,itbreaks.Itbreaksifyoudropaglass.FinishA1inyourEnglishbook.1.如果他说谎（tellalie），他父母就会惩罚他.2.如果他不努力学习，他就不会成功.3.如果你足够细心，你就不会再犯错误。4.如果你把糖放进水里，它就融化了(melt)5.如果明天天气好的话，我们就去野餐。Ifhetellsalie,heparentswillpunishhim.Ifhedoesn'tstudyhard,hewon'tsucceed/Ifhedoesn'tstudyhard,hewon'tbesuccessful.Ifyouarecarefulenough,youwon'tmakemistakesagain.Ifyouputsugarintowater,itmelts.Ifitissunny/finetomorrow,wewillhaveaicnic.条件状语从句：UnlessUnlessyouunderstandthingswell,youwillforgetitquickly.Themainclausetalksaboutthelikelyresult.(主句)Theunless-clausetalksaboutapossibleaction(从句)时态:主将从现wecanalsoputtheunless-clauseafterthemainclause.Mainclauseunlessclause当unless引导的从句在前时，___（用/不用）逗号与主句隔开当unless引导的从句在后时，则_____（用/不用）逗号与主句隔开；用不用youwillforgetitquicklyunlessyouunderstandthingswell.1.unless:_______(词性),意思_____________2.Unless引导的部分是_____,剩余部分是_______(主句/从句),unless从句在前_______与主句隔开3.时态口诀:__________.从现主将从句连词除非...要不然条件状语从句：Unless主句用逗号Unlessshewearsmoreclothes,shewillfeelcold.UnlesswearmoreclothesfeelcoldShewillfeelcoldunlessshewearsmoreclothes.Unlesshegoestosleepearly,hewillfeelsleepy.UnlessgotosleepearlyfeelsleepyHewillfeelsleepyunlesshegoestosleepearly.Unlesshelistenstoteacherscarefully,hewillfailtheeaxm.UnlesslistentocarefullyfailtheexamHewillfailtheeaxmunlesshelistenstoteacherscarefully.条件状语从句：Unless&ifUnlessitrains,wewillhaveapicnicoutside.=Ifitdoesn'train,wewillhaveapicnicoutside.Unlesstheyhurryup,theywon'tcatchthetrain.=Iftheydon'thurryup,theywon'tcatchthetrain.Unlessitrains,wewillhaveapicnicoutside.=Ifitdoesn'train,wewillhaveapicnicoutside.Unlesstheygetupearly,theywon'tcatchthetrain.=Iftheydon'tgetupearly,theywon'tcatchthetrain.结论:Unless的从句____________(don't/doesn't/ben't)主句不变=If…not从句1.如果明天不下雨，我们就去远足(gohiking)。Ifit_______________________,we__________.=Wewillgohiking__________________2.如果你不细心，你就会犯同样的错误.Ifyou______________,you________________________.=_____________________,you________________________.Unless=If…notunlessitrainstomorrow.doesn’traintomorrowarenotcarefulUnlessyouarecarefulwillmakethesamemistakeswillgo