if条件句

Ifsentences:actionshavingresultsthatwillcertainlyhappenInthesesentences,bothverbsareinthesametense.(simplepresent)（主现从现）Snowturnsintowater,ifyouheatit.ReadandmatchPossibleactions1.Ifyoutakeafishoutofwater,2.Ifyoucoolwater,3.Ifyouboilwater,4.Ifyouheatmetal,5.Ifyouputwoodintowater,6.Ifyouplantseedsinsoil,7.Ifyoudropaglass,8.Ifyoudonotgiveplantswater,Resultsa.itmelts.b.itdies.c.theygrow.d.itturnsintoice.e.theydie.f.itbreaks.g.itbecomessteam.h.itfloats.Whathappensifyoutakeafishoutofwater?Areyousure?ItdiesOfcourseI’msure.Ifyoutakeafishoutofwater,itdies.Pairwork:1.Ifyou________ice,it______intowater.(heat/turn)2.Aballoon________ifyou_______apinintoit.(burst/stick)3.Ifyou________steam,it________intowater.(cool/turn)4.Metal_______ifyou______it.(melt/heat)5.Wood_______ifyou______itintowater.(float/put)6.Aglass_______ifyou_____it.(break/drop)heatmeltsputfloatsdropbreaksturnsburststurnsheatcoolstickIfsentences:actionshavingresultsthatwillprobablyhappenTheverbintheifclauseisthesimplepresenttense.Theverbintheotherclauseisthesimplefuturetense.（主将从现）Ifitishot,wewillgoswimming.1.Ifhe_______(feel)well,he_______(go)toworktomorrow.2.Ifmymother_______(have)time,she________(take)metothemuseum.3.Ifit__________(notrain)tomorrow,they__________(go)foranouting.4.Ifthey_________(be)free,they____________(play)afootballmatch.5.Ifit_________(rain),we________(notgo)out.6.Ifhe__________(notwork)hard,he_________(fail)intheexam.7.Ifhe__________(nothave)time,he__________(notgo)tothemuseum.feelswillgohaswilltakedoesn’trainwillgoarewillplayrainswon’tgodoesn’tworkwillfaildoesn’thavewon’tgo11.Firewasusedforcookingfoodbymenalongtimeago.12.Thefilmwasnotseenbyusyesterday.13.Alotoffriendswereinvitedtodinnerbythem.14.Acomplaintwasrarelyreceivedbyhim.15.Thecaptainwasseizedanddraggedawaybythem.16.Shewasheardsingingabeautifulsongbyusyesterday.17.Thepoemwillbereadbythelittleboy.18.Thekeywillbeleftunderthedoormat.19.Thegrannywillbelookedafter.20.Iwillbegivensomepresentsonmybirthdayparty.Somepresentswillbegiventomeonmybirthdayparty.Matchthesentences.1.Ifyouwriteashoppinglist,2.Ifyoutelephoneyourfriends,3.Ifyoucheckyourtimetableeverynight,4.Ifyouthinkabouteachpicturefor10to20seconds5.Ifyoulookitupinthedictionary,6.Ifyougotobedearlier,youwillrememberallthethings.itwillstayinyourmindbetter.theywilltellyouwhathomeworktodo.you’llfindout.youwillknowwhichbookstotake.youwon’tfeeltiredinthemornings.1.Ifyou______(make)thewheelsround,they________(turn)moreeasily.2.Ifyou______(put)anotherwing,it_______(fly).3.Ifyou_______(put)onyourjumper,you___________(notfeel)socold.4.Ifyou________(switch)ontheair-conditioner,you__________(feel)cooler.5.Theseeds__________(grow)ifyou________(plant)theminthesoil.6.Theplants___________(die)ifyou________(notgive)themwater.7.Themeat___________(notgo)badifyou________(put)itinthefridge.8.You________(see)betterifyou________(wear)yourglasses.makewillgrowdon’tgivewilldieputwon’tgowearwillseewon’tfeelputswitchwillfeelplantwillturnputwillflyIfyoudon’tleavenow,youwillbelateforschoolUnlessyouleavenow,youwillbelateforschool.ifnotunless1.Youimproveyourhandwriting/youwilllosemarksintheexamIfyoudon’timproveyourhandwriting,Unlessyouimproveyourhandwriting,1.Youimproveyourhandwriting/youwilllosemarksintheexamIfyoudon’timproveyourhandwriting,youwilllosemarksintheexam.2.youwillhavetoothache/youcleanyourteethIfyoudon’tcleanyourteeth,Unlessyoucleanyourteeth,youwillhavetoothache.3.thisroomwillgetveryhot/youputtheairconditioningonsoonIfyoudon’tputtheairconditioningonsoon,Unlessyouputtheairconditioningonsoon,thisroomwillgetveryhot.4.youkeepice-creaminafridge/itmeltsIfyoudon’tkeepice-creaminafridge,Unlessyoukeepice-creaminafridge,itmelts.Ifhe______back,pleaseletmeknow.Doyouknowifhe______backnextweek?comecomeswillcomeIf在条件状语从句中表示如果，在谓语动词之后引导宾语从句表示是否，相当于whether。TomwantstohaveapicnicthisFriday.Sohewantstoknowif____________.Hewillgooutif_____________.What’smore,Motherwillnotlethimgooutunless_____________.UnluckilytheweatherreportsaysastrongtyphoonwillcomethisFriday.Ifatyphooncomes,___________.PoorTom!Christmasiscoming.TomwantstohaveacomputerasaChristmaspresent.Andhisparentshavepromisedhimif_________________,hecangetthepresent.ButTomisn’tsureifhe_________________.Andyesterdayhismothertoldhimhewouldn’tgetthecomputerunlesshe_______________.1.IfIpassmyexamsI’llleaveschool.2.IfIleaveschool,I’llgetajob.3.IfIgetajob,I’llworkasa____4.IfIworkasa______,______.5.IfI________,__________6.IfI________,__________7.IfI________,__________8.IfI________,__________Daydreams:Assignment:Writing:Writeapassageaboutyourdaydreamsinnolessthan60words.Nowadaystrafficisgettingheavierandheavier.Manypeoplegotoworklatebecauseoftheheavytraffic.What’smore,carshavecomeintomanyfamilies,whichmakestheproblemevenmoreserious.Trafficwillbebetterif_____not_______Peoplewillnotbelateif_____not_______unlessunlessA:Howwillourenvironmentbeimproved?B:Ourenvironmentwillbeimprovedunless____________________A:Oh,yes.Ourcountrywillbecleanerunless________________.B:Iagreewithyou.WiththefastdevelopmentofChina,pollutionisa