初二下狀語從句重點及習(xí)題

1、、定義、分類及引導(dǎo)詞狀語從句的分類從句的引導(dǎo)詞例句時間狀語從句when/while/as,before,after,since,not-until,assoonasIwasdoingmyhomeworkwhenmymothercamein.條件狀語從句if,aslongas,unless（除非）Unlessweatherstopsme,Igoforawalkeveryday.原因狀語從句because,since斯然）,as（由于）,for（由于）Sinceeveryoneishere,let'sbeginourmeeting.目的狀語從句sothat,inorderthatHeget

2、supearlyeverymorning_sothathecancatchthebus結(jié)果狀語從句sothat,sothat/suchthatIt'ssohotthatnobodywantstogoout.讓步狀語從句though/although/,evenif,whatever,wherever,wheneverWhereveryougo,Iwillgowithyou.比較狀語從句than,asas,notas/so-asHeisastallasTom.地點狀語從句whereSitwhereyoulike.三、具體用法1 .時間狀語從句(1)主將從現(xiàn)：assoonas,when,u

3、ntil2 2)when引導(dǎo)的時間狀語從句，主句用過去進(jìn)行時until/till:主句的謂語動詞是延續(xù)性動詞，主句用肯定形式：eg.I'llwaitforyoutill/untilyoucometoseeme.主句的謂語動詞是非延續(xù)性動詞，主句用否定形式(never,nothing):eg.Ididn'gotobeduntilIfinishedmyhomework.(4) since:since引導(dǎo)的句子用過去時句式：Itis/hasbeen+時間+since+過去式現(xiàn)在完成時：2 .條件狀語從句主將從現(xiàn)：if(2)祈使句+and/or+引導(dǎo)結(jié)果狀語從句”(祈使句相當(dāng)于一個條件

4、狀語從句)eg.Useyourhead,andyouwillfindtheway.3 .原因狀語從句(1)becausesinceas,由why提出的問題用because回來.(2)對于人們已經(jīng)知道的事實，就要用since而不用as或becauseeg.Sincethestarcanshowthedirection,youcanuseithelpyou.4.結(jié)果狀語從句(1)由scrthat,suchthat引導(dǎo)： so+adj.+that:Sheissolovelythatwealllikeher. so+adj.+a/an+n.+that:Sheissolovelyagirlthatwea

5、lllikeher.=such+a/an+adj.+n.+that:Sheissuchalovelyagirlthatwealllikeher.such+adj.+n.(不可數(shù)名詞，復(fù)數(shù)名詞)eg.Theyaresuchbusypeoplethattheydon'havetimefortheirchildren.ItissuchspicyfoodthatIcan'tbearit.注意：當(dāng)名詞前有many或much形容時，用so而不用such.eg.Wehavesomuchtimethatwecanfinishtheworkverywell.(2) sothat=toto狀語從句

6、專項練習(xí)一.用下列方框中的連詞填空as-as,since,assoonas,so-as,before,when,after,because,if,until1. Bob'sEnglishisverygood,buthisChineseisnotgoodhisEnglish.2. Timepassedquicklyandthreeyearswentbywefinishedthework.3. Thewallofourclassroomiswhitesnow.4. I'llgivethenotetohershearrives.5. Shedidn'tellmeanythin

7、gshecamehere.6. Tomedidn'buytheMP5yesterdayhisauntsaidshewouldbuyoneforhim.7. I'llgotherebybikeitdoesn'rain.8. Hedidnotgohomehehandedinhishomework.9. IhavelearntalotIcametothisschool.10. wesaidgoodbyetoourparents,weleftourhometown.二.單選1. Myunclehastaughthewastwentyyearsold.A.sinceB.forC.

8、untilD.after2. Thequestionisthatnobodycananswerit.A.veryhardB.toodifficultC.strangeenoughD.sostrange3. Wedon'havemuchhomeworknowandourschoolbagsaretheyusedtobe.A.asheavyasB.notasheavyasC.asheavilyasD.notasheavilyas4. It'squitecommoninBritaintosayThankyou“tothedriverspeoplegetoffthebus.A.afte

9、rB.sinceC.untilD.when5. theymaynotsucceed,theywilltrytheirbest.A.ThoughB.WhenC.BecauseD.Unless6. Ifpeoplecuttingdowntheforest,theywillhavenowhere.A.keep;toliveinB.willkeep;toliveinC.keep;toliveD.willkeep;tolive7. -Wherewasyourbrotheratthistimelastnight?-Hewaswritingane-mailIwaswatchingTVathome.A. as

10、 soon asB. afterC. untilD. while8. scientistshavedonealotofresearchonA(H1N1)Flu,Therearestillsomecasesforfurtherstudy.A.AsB.OnceC.IfD.Although9. Dontlaughather.Sheisanyoftheothersinyourclass.A.ascleverastudentB.asacleverstudentasC.socleverastudentasD.soacleverstudentlike10. -PerhapsImgoingtothemarke

11、t.-Wouldyougetmesomejuiceyourethere?A.sinceB.asC.ifD.after11. Billwontmakeanyprogresshestudiesharderthanbefore.A.ifB.whenC.becauseD.unless12. Itisdifficultforustolearnalessoninlifeharderthanbefore.A.whenB.afterC.sinceD.until13. Itseemedonlysecondstheboyfinishedwashinghisface.A.whenB.beforeC.afterD.e

12、venif14. Lerherdothat,shewill.A.ifB.unlessC.whetherD.though15. youstayathome,whynotdosomewashing?A.WhetherB.SinceC.IfD.Evenif16. Illleavehimanotehellknowwewontcomebackuntil11:00thisnight.A.incaseB.inordertoC.afterD.sothat17. Youwillbelateyouleaveimmediately.A.unlessB.untilC.ifD.or18. Itisimportantyo

13、ucanattendthemeeting.A.whileB.thatC.ifD.for19. timewenton,mylittlesistermadegreatprogress.A.WithB.SinceC.WhileD.As20. myfatherwillcometotheparentmeetingisnotknownyet.A.WheneverB.IfC.BecauseD.That21. Ilivethereareplentyoftrees.A.WhenB.IfC.BecauseD.Where22. MyJohnhasworkedinthatsmalltownheleftabigcity

14、in2008.A.whenB.afterC.forD.since23. Whydoyouwantanewjobyouvegotsuchagoodonealready?A.thatB.whereC.whichD.when24. Iwasdrawingonthecomputermyfriendcametoseemeyesterdayevening.A.beforeB.afterC.whileD.when25. Theteacherlefthisofficehehadfinishedhiswork.A.untilB.beforeC.afterD.if26. Iknownothingaboutitmy

15、friendtoldme.A.afterB.ifC.becauseD.until27. Someonecalledmeupinthemiddleofthenight,buttheyhungupIcouldansweredthephone.A.asB.sinceC.untilD.before28. NearlytwoweekspassedIreceivedmyfathersletter.A.beforeB.whileC.untilD.assoonas29. ThetrainhadleftthestationIgotthere.A.assoonasB.bythetimeC.sinceD.after

16、30. Hemetmanyproblemshewasgoingoverhislessons.A.beforeB.assoonasC.sinceD.while31. Idliketogoswimmingthewaterisnottoocold.A.forB.unlessC.ifD.whether32. MayIsitnearerIcanseemoreclearly?A. as ifB. so thatC. even ifD. so33. therewereonlyfivesoldiersleftatthefront,theywentonfighting.A.Because;soB.If;andC

17、.Though;butD.Though;/34. Youcangoout,youpromisetobebackbeforeten.A.inorderthatB.evenifC.aslongasD.whenever35. youbegin,Ithinkyoumustcontinue.A.WhenB.WheneverC.OnceD.Evenif36. ThestudentsdidntreadEnglishtheirteachercameintheclassroom.A.untilB.beforeC.because37. Itscloudy.Takeanumbrellayouleave.A.orB.

18、andC.after38. Youmustspeaklouderyoucanbeheardbyallofus.A.orB.sothatC.inorderto39. Heisayoungboyhecantgotoschool.A.such;thatB.so;thatC.inorder;that40. Illgiveyouanewbookyoufinishreadingthatone.A.beforeB.becauseC.assoonasD. afterD. whenD. becauseD. as; asD. although41. theygottotheairport,theplanehadalreadytakenoff.A.IfB.UnlessC.SinceD.When42. Whenyoureadthebook,youdbettermakeamarkyouhaveanyquestions.A.atwhichB.atwhereC.theplaceD.where43. -IsBobintheclassroom?-Yes,heisondutytoday,hemustbethereearly.A.sinceB.untilC.whileD.if44. Idliketochangethispairofshoes,givememymoneyback.A