八年級(jí)下冊(cè)狀語(yǔ)從句講解及練習(xí)

1、1狀語(yǔ)從句狀語(yǔ)從句用來(lái)修飾主句中的動(dòng)詞，副詞和形容詞的從句叫狀語(yǔ)從句。根據(jù)其含義狀語(yǔ)從句可分為時(shí)間狀語(yǔ)從句，地點(diǎn)狀語(yǔ)從句，條件狀語(yǔ)從句，原因狀語(yǔ)從句，結(jié)果狀語(yǔ)從句，比較狀語(yǔ)從句，目的狀語(yǔ)從句，讓步狀語(yǔ)從句。1.時(shí)間狀語(yǔ)從句(1)時(shí)間狀語(yǔ)從句常用whenaswhilebefeaftersincetilluntilassoonas等連詞來(lái)引導(dǎo)。.Itwasraininghardwhengottoschoolyesterday.Whilehe

2、wasdoinghishomewkthetelephonerang.(2)在時(shí)間狀語(yǔ)從句里，通常不用將來(lái)時(shí)態(tài)，用現(xiàn)在時(shí)態(tài)表示將來(lái)的動(dòng)作或狀態(tài)。.I’llringyouupassoonasIgettoNewYk.(3)在帶有till或until引導(dǎo)的時(shí)間狀語(yǔ)從句的主從復(fù)合句里，如果主句用肯定式，其含義是“一直到……時(shí)”，謂語(yǔ)動(dòng)詞只能用延續(xù)性動(dòng)詞。如果主句用否定式，其含義是“直到……才……”“在……以前不……”謂語(yǔ)動(dòng)詞可用瞬間動(dòng)詞。.The

3、youngmanreadtillthelightwentout.Let’swaituntiltherainstops.2.條件狀語(yǔ)從句(1)條件狀語(yǔ)從句通常由ifunless引導(dǎo)。.WhatshallwedoifitsnowstomrowDon’tleavethebuildingunlessItellyouto.(2)在條件狀語(yǔ)從句里，謂語(yǔ)動(dòng)詞通常用現(xiàn)在時(shí)態(tài)表示將來(lái)的動(dòng)作或狀態(tài)。.I’llhelpyouwithyourEnglishif

4、amfreetomrow.Hewon’tbelateunlessheisill.(3)“祈使句()陳述句”在意思上相當(dāng)于一個(gè)帶有條件狀語(yǔ)從句的復(fù)合句。.：Hurryupyou’llbelate.=Ifyoudon’thurryupyou’llbelate.Studyhardyouwillpasstheexam.=Ifyoustudyhardyouwillpasstheexam.3.原因狀語(yǔ)從句(1)原因狀語(yǔ)從句通常由becausesin

5、ceas引導(dǎo)。.Hedidn’tcometoschoolbecausehewasill.Asitisrainingweshallnotgothezoo.Sinceyoucan’tanswerthequestionI’llasksomeoneelse.3(2)although(though)不能用在同一個(gè)句子中。.我們不能說(shuō)：Thoughitwasraininghardbuthestillwentout.應(yīng)該說(shuō)：Thoughitwasra

6、ininghardhestillwentout.或Itwasraininghardbuthestillwentout.8.地點(diǎn)狀語(yǔ)從句地點(diǎn)狀語(yǔ)從句常常由where來(lái)引導(dǎo)。Gowhereyoulike.Wherethereisawillthereisaway.一.選擇題1._______he’soldhecanstillcarrythisheavybag.A.ThoughB.SinceC.FD.So2.Doyouknowifhe_____

7、__toplaybasketballwithusIthinkhewillcomeifhe______freetomrow.A.comesisB.comeswillbeC.willcomeisD.willcomewillbe3.Inthezooifachild_____intothewatercan’tswimthedolphinsmaycomeup______him.A.willfalltohelpB.fallstohelpC.will

8、fallhelpD.fallshelping4.Idon’tremember________hewkedinthatcitywhenhewasyoung.A.whatB.whichC.whereD.who5.Wewillstayathomeifmyaunt________tovisitustomrow.A.comesB.comeC.willcomeD.iscoming6.Thepoliceaskedthechildren_______c

9、rossthestreet________thetrafficlightsturnedgreen.A.notbefeB.don’twhenC.nottountilD.notafter7.Iwaslatefclassyesterday_______therewassomethingwrongwithmybike.A.whenB.thatC.untilD.because8.I’llgoswimmingwithyouifI________fr

10、eetomrow.A.willbeB.shallbeC.amD.was9.Intheexamthe________youare______the_______mistakesyouwillmake.A.carefullittleB.mecarefulfewestC.mecarefulfewerD.mecarefulless10.Youshouldfinishyourlessons_______yougoouttopaly.A.befeB