狀語從句

1、一一時(shí)間狀語從句時(shí)間狀語從句時(shí)間狀語從句是由whenaswhileafterbefesinceuntilassoonas等從屬連詞引導(dǎo)的狀語從句。1.when當(dāng)…的時(shí)候WhenIgrowupIwilltravelaroundthewld.WewerewatchingTVwhensuddenlythelightwentout.WhenIfinishedmyhomewkIwenttobedatonce.Whenhismothercameba

2、ckTomhadalreadygonetoschool.2.while①當(dāng)。。。時(shí)表示主從句的動作同時(shí)發(fā)生，while后引導(dǎo)的狀語從句的動詞必須是持續(xù)動詞或狀態(tài)，用進(jìn)行時(shí)；也允許主從句都用進(jìn)行時(shí)。Hevisitedalotofplaceswhilehewastraveling.Iwasdoingmyhomewkwhilemyfatherwaswashinghiscar.②表示對比，解釋為“而”Theyusedtobedleschoolc

3、lassmates.Nowheisadoctwhilesheisstillstudyingabroad.3.as在…的同時(shí)；一邊…一邊…Hesmiledashestoodup.Aswewalkedwetalked.JustasIwasleavingthetelephonerang.(用justas表示兩件事在時(shí)間上很接近)4.since自。。。以來，到現(xiàn)在表示自過去的一個(gè)起點(diǎn)時(shí)間到目前(說話時(shí)間)為止的一段持續(xù)時(shí)間。主句動詞必須是持續(xù)動

4、詞，一般用現(xiàn)在完成時(shí)，從句用一般過去時(shí)。MrGreenhastaughtinthatschoolsincehecametochinathreeyearsago.還可以用作介詞，本句從句還可以用時(shí)間狀語短語：sincethreeyearsago表示?！锾厥饩湫停禾厥饩湫停篒tis＋一段時(shí)間＋＋一段時(shí)間＋sinceItisfiveyearssincewemetlasttime.＝Wemetlasttimefiveyearsago.5.til

5、luntil都可以作連詞，連接時(shí)間狀語，till在口語中用的較多，句首一般用until，而不用till。Theywalkedtilluntilitwasdark.(主句動詞是持續(xù)動詞)XiaoMingdidn’tleavehometilluntilhisfathercameback.(主句動詞是瞬間動詞)Ididn’tgotoschoolyesterdaybecauseIwasill.在語氣上最重表示的是直接理由回答why時(shí)只能用它；不

6、能與so連用。SinceNowthateverybodyisherelet’sbeginourmeeting.表示雙方已知的事實(shí)或理由，強(qiáng)調(diào)未發(fā)生的結(jié)果。Asyouareinpohealthyoushouldnotstayuplate.表示雙方已知的事實(shí)或理由，強(qiáng)調(diào)已發(fā)生或經(jīng)常發(fā)生的結(jié)果。四四結(jié)果狀語從句結(jié)果狀語從句結(jié)果狀語從句中常用連詞：so…thatsuch…that1.so形容詞或副詞thatsuch形容詞＋任何名詞thatThe

7、scientist’sreptwassoattractivethatwewereallveryexcited.Healwaysstudiedsohardthathemadegreatprogress.It’ssuchniceweatherthatallofuswanttogotothepark.2.so形容詞aan單數(shù)名詞thatsuchaan形容詞單數(shù)名詞thatMikeissohonestamanthatweallbelievehi

8、m.=Mikeissuchanhonestmanthatweallbelievehim.3.somanymuchfewlittle(少的)名詞thatI’vehadsomanyfallsthatI’mblackblueallover.TherearesofewnotebooksthatIcan’tgiveyouany.五五目的狀語從句目的狀語從句目的狀語從句中常用連詞：sothatinderthatI’llrunslowlysothat

9、youcancatchupwithme.Iopenedthewindowsothatfreshairmightcomein.從句的謂語里常有cancouldmaymightwillwould等情態(tài)動詞。六六讓步狀語從句讓步狀語從句讓步狀語從句中常用連詞：thoughalthoughthoughalthough都不能和but連用但是他們都可以同yet(still)連用Althoughheisrichbutheisnothappy.（）Al