初中英語主將從現(xiàn)練習題

主將從現(xiàn)主將從現(xiàn)是指在時間狀語從句和條件狀語從句中，如果主句是一般將來時，從句用一般現(xiàn)在時替代一般將來時。常見的有以下四種情況：一、條件狀語從句的主句是一般將來時，那么從句常常用一般現(xiàn)在時如：WhenIgrowup,I’llbeanurseandlookafterpatients我長大后要當一名護士，照顧病人二、如果主句是祈使句，那么從句通常要用一般現(xiàn)在時如：Don’tlaughatmewhenImakeamistake.我犯錯誤的時候不要笑話我。三、如果主句是含有情態(tài)動詞的一般現(xiàn)在時，根據(jù)需要從句多用一般現(xiàn)在時如：Youshouldbequietwhenyouareinthereadingroom在閱覽室時應保持安靜四.如果if的條件狀語從句遇到變換間接和直接時,祈使句應用notto....如;Shesaidnottoclosethewindow常見的時間狀語從句的連詞有：assoonas,when,while,as,until等主將從現(xiàn)說的是在含有時間狀語從句和條件狀語從句的主從復合句中，如果主句的時態(tài)是一般將來時，那么從句要用一般現(xiàn)在時。例如：Iwilltellhimaboutitwhenhecomes.Ifitisfinetomorrow,wewillgoouting.如果主句的時態(tài)是過去將來時，那么從句要用一般過去時。例如：Hesaidthathewouldhaveanothertryifhehadthechance.Iknewhecouldhelpmeifhewasfreethenextday.任務設計任務I.請用正確的形式填空。IfIcome,I________(see)you.Ifitisfine,we______(go)forawalk.Ifitrained,they_________(stay)athome.Youwillspoilitifyou______(notbe)careful.Wewouldbeverymuchpleasedifyou_____(come ).WillyouhelpmeifI_____(need)you.Theywillgetwetifit_____(rain ).WhatapityIhaven’tgotmycar.IfIhad,I_________(take)youtotheairport.Wewouldanswerifwe_____(can ).Ifyoueattoomuch,you______(get)ill.任務II.請根據(jù)給的線索將下列句子補充完整。A．eg.IfIwerepoor,Iwoulddomyshoppingincheaperstores.IfIweretrappedinalift,____________________________.IfIhadaflattireonmywayhome,_____________________.IfIheardanoiseoutsidemyapartmentinthemiddleofthenight,________________________________________________.Ifsomeonewasfollowingmedownadarkstreet,_________________.IfIwereshortoffiveyuanforatennisracket,__________________.IfIfoundawalletinthestreetwithalotofcashinit,__________.B.eg.IfIwononemilliondollarsinthelottery,I’dputitinthebankandwatchitgrow.1._____________________________,I’dleavemyhomecity.2.______________________________,Imightnotspeaktoyouagain.3._______________________________,I’dbeverymiserable.4._______________________________,I’dbefrightened.5._______________________________,I’dbeextremelyhappy.任務III.綜合題：請根據(jù)上下文完成對話。A:Whatareyoudoingthisevening?B:I’mnotsure.Ifthere_____(notbe)anythinggoodonTV.IthinkI_______(read)adetectimaybeI______(go)tobedearly.A:WhattimewillKatebehome?B:IfI________(know)I________(tell)you.Butunfortunately,shedidn’tsayawordwithmebecausewearguedyesterday.A:Well,ifshe_____(get)homebefore10:00,pleaseaskhertocallme.A:I’msostressedout.B:It’snoneofmybusiness,butifI________(be)you,I_______(take)sometimeoff.A:I’mafraidyourflighthasbeendelayedduetobadweather.B:Ohno!Whenwillittakeoff?A:Wedon’thaveanyideayet.Ifit_________(stop)snowingthisevening,thenyourflight(depart)sometimetonight.A:Whatarethechancesthatwillhappen?B:It’stooearlytotell.I________(let)youknowifI______(hear)anynews.參考答案及分析重點2任務Iwillsee,2.willgo3.wouldstay4.arenot5.came6.need7.rains8.wouldtake9.could10.willget任務II.A.Iwouldcallupthepolice.Iwouldruntotherepairingstation.Iwouldn’tsleepatall. 4.Iwouldrunthefastest.5.Iwouldborrowitfrommyparents.6.Iwouldgiveittothepolice.B.1.IfIdidsomethingwrongIfyousaidsomethingbadaboutmeIfIhadlittlepocketmoneyIfIheardastrangenoise