Unit1KnowyourselfPeriod3GrammarGrammarA.Usingand,but,orandso使用and,but,or和soWeuseconjunctionslikeand,but,orandsotojoinideastogether.Weuseandtojoinideasthataresimilar.Iamactiveandenergetic.Iloveworkingwithpeople.→Iamactiveandenergetic,andIloveworkingwithpeople.Weusebuttojoinideasthataredifferent.Hedoesnotliketotalkmuch.Hisworkshouts!→Hedoesnotliketotalkmuch,buthisworkshouts!Weuseortointroduceanotherpossibility.Icanbeagoodteacher.Icanbeagooddoctor.→Icanbeagoodteacheroragooddoctor.Innegativesentences,weuseortojointwoormoreideas.Hedoesnotlikesinging.Hedoesnotlikedancing.→Hedoesnotlikesingingordancing.知識梳理1.Billywouldnotthinktwice.比利不會三思而行。thinktwice(aboutsth.)三思而行e.g.Youshouldthinktwiceaboutemployingsomeoneyou'venevermet.雇用素不相識的人應三思而行。LanguagePoints2.Eithermymumormydaddoesthedishesafterlunch.午飯后不是我媽媽就是我爸爸洗碗。dothedishes洗碗e.g.Lucyoftenhelpshermotherdothedishesaftersupper.露茜通常在晚飯后幫媽媽洗碗。并列連詞and、but、or和so的用法Presentation1.Myfatherisorganizedandpatient.2.Hewantstosharethebestartwithpeoplesoheissearchingforsomethingdifferentorbetter.3.IstudyhardeverydaybutIstillcannotgethighmarksinexams.Canyoutellushowtousethisfourconjunctions?Iamactiveandenergetic.Iloveworkingwithpeople.Iamactiveandenergetic,andIloveworkingwithpeople.Conclusion:Weuse_____tojoinideasthataresimilar.我們用并列連詞and連接兩個意思相近的概念，and在這里是“又，和”的意思，表達并列關(guān)系。andHedoesnotliketotalkmuch.Hisworkshouts!Hedoesnotliketotalkmuch,buthisworkshouts!Conclusion:Weuse

____tojoinideasthataredifferent.我們用but連接兩個意思相反的概念，but在這里是“但是”的意思，表達轉(zhuǎn)折關(guān)系。butWhatTVprogrammesdoeshelike?Weusesotoexpresstheresultofsomething.Iwanttosharethebestartwithpeople.Iamalwayssearchingforsomethingbetterordifferent.→Iwanttosharethebestartwithpeople,soIamalwayssearchingforsomethingbetterordifferent.Millie’sclassmatesMilliewantstowriteaboutherclassmates.Helpherjoinherideaswithand,but,ororso.1.Kittyiskind.Sometimessheisimpatient.

①

_______________________________________________Kittyiskindbutimpatientsometimes.溫馨提示：此符號表示“考點精講點撥”鏈接。Iwanttosharethebestartwithpeople.Iamalwayssearchingforsomethingbetterordifferent.Iwanttosharethebestartwithpeople,soIamalwayssearchingforsomethingbetterordifferent.Conclusion:Weuse___toexpresstheresultofsomething.我們用so去表達某件事的結(jié)果，so在這里是“因此，所以”的意思，表達因果關(guān)系。so【注意】so和because不能同時在一個句子中使用。錯誤的表達：Becausehewasill,sohecouldn’tcome.正確的表達：Becausehewasill,hecouldn’tcome.Hewasill,sohecouldn’tcome.2.Billywouldnotacceptothers’advice.Billywouldnotthinktwice.

②

_____________________________________________________3.Judyisgentle.Judynevergetsangrywithothers._____________________________________________________Billywouldnotacceptothers’adviceorthinktwice.Judyisgentle,soshenevergetsangrywithothers.【注意】because與so；although/though(盡管)

與but不能連用。(1)Althoughheissixty,butheworksashardasothers.(2)Becausehewasill,sohecouldn’tcome.Although

heissixty,heworksashardasothers.Heissixty,butheworksashardasothers.Becausehewasill,hecouldn’tcome.Hewasill,sohecouldn’tcome.連詞·轉(zhuǎn)折關(guān)系：

連接“相反、轉(zhuǎn)折的”的成分but

Heworkedhard,______hefailedatlast.however區(qū)別:but后沒有逗號，直接連接分句；

however后有逗號，可放句末。Heworkedhard,___________,hefailedatlast.連詞·因果關(guān)系：

連接“因果”的句子。Thedogwashungry,_____wegaveitsomethingtoeat.__________thedogwashungry,wegaveitsomethingtoeat.soBecausebecause+原因；so+結(jié)果；so不與because連用。結(jié)果

原因

表示狀態(tài)變化的系動詞:turnHewillturnteacherinfouryears.③職業(yè)的變化其它常見的系動詞：=Hewillbecomeateacherinfouryears.注意：turn+職業(yè) become+a/an+職業(yè)Mysonwillturn20nextyear.④年齡的變化表示狀態(tài)變化的系動詞:turnItjustturnedthree.⑤時間的變化其它常見的系動詞：Milliewantstowriteaboutherclassmates.Helpherjoinherideaswith

and,but,or

orso.1Kittyiskind.Sometimessheis

impatient.

2Billywouldnotacceptothers‘a(chǎn)dvice.Billywouldnotthinktwice.Kittyiskind,butsometimessheisimpatient.Billywouldnotacceptother’sadviceorthinktwice.adj.

不耐煩的，急躁的

三思而行Page123.Judyisgentle.Judynevergetsangrywithothers.4.Suzyworriestoomuch.Shecannotsleepwellsometimes.Judyisgentle,andshenevergetsangrywithothers.Suzyworriestoomuch,soshecannotsleepwellsometimes.轉(zhuǎn)折

but

并列（否定）or順接and結(jié)果soturnbecameturnedgrowwentExercisesInautumnleaves________yellow,they

soonbegintofalldowntotheground.She________ateacherin1988.She________teacher10yearsago.Thetrees________tallerandtallerthisyear.Theman________blindafteranaccident.★12345Leavesturnredinautumn.①顏色的變化

表示狀態(tài)變化的系動詞:turnTheweathersuddenlyturnedcold.②天氣的變化其它常見的系動詞：狀態(tài)變化系動詞用法習慣搭配get常用來指人或物的狀態(tài)的變化getangry,getwet…表成長、發(fā)展中的變化growstrong,growtall,growold...表“顏色,天氣,職業(yè),年齡,時間”的變化turnteacher,turnyellow,turntenyearsold…多指朝壞的方面變化gowrong,gobad,gomad,goblind...常用來指人或物的狀態(tài)的變化becomeateacher,becomeadoctor…becometurngrowgo連詞·and&or祈使句用法：1.Hurryup,andyou__________catchthebus.A.areB.aren’tC.willD.won’t2.Hurryup,oryou__________catchthebus.A.areB.aren’tC.willD.won’t注意：祈使句當中，and/or+一般將來時。CD1._____Ihavepassedtheexam,soIamveryhappynow.

A.AndB.ButC./D.Becauseso和because不能同時出現(xiàn)在同一個句子中，只能用其中一個。思考除了and連接兩個相似的成分外，還有沒有連接詞可以表示“兩者都”的含義呢？both...and...系動詞一.be動詞二.其它Sumup★感官系動詞表主觀判斷表狀態(tài)持續(xù)表狀態(tài)變化DomoreexercisesonP12一、用適當?shù)倪B詞填空。1.Goalongthestreet,_____y