Unit12Whatdidyoudolastweekend?Whovisitedhergrandmother? Beckydid.答語中did代替句中visitedhergrandmother.(英語中為了避免重復，經(jīng)常用does、do、did等來代替前面的動詞或相關(guān)內(nèi)容，且時態(tài)與問句保持一致)Eg:Whocooksdinnerforyoueveryday?Myfatherdoes.(代替cooksdinner)DoyoulikewatchingTV?Yes,Ido.(代替likewatchingTV)IworkedasaguideattheNaturalHistoryMuseum.as:(prep)當作；作為(其后常接表示職業(yè)、用途等的名詞)若放在句首，則常用逗號與語句的主體隔開Eg:Sheworksasagiudeinacompany.Asaplayer,youshoulddomoreexercise.辨析：as&likeas: 用于說明同一關(guān)系，即兩者實為一體like：用于說明相似關(guān)系，并不等同Eg:Heworksasateacher.(言外之意：Heisateacher.)Heworkslikeateacher.(言外之意：Heisn’tateacher.)Istayeduplatetowatchthesoccergame.stayup:熬夜stayuplate：睡得很晚與stay相關(guān)的常見短語：stayathome待在家里stayawayfrom遠離stayhealthy保持健康stayout待在外面與up相關(guān)的短語callup打電話catchupwith趕上comeupwith提出getup起床giveup放棄growup成長lookup向上看；查出makeup編造；構(gòu)成pickup撿起；中途載人putup舉起；張貼setup創(chuàng)建showup出現(xiàn)takeup占據(jù)turnup調(diào)大useup用完；耗盡Fathermouseshoutedatthecat,“Woof,woof.”辨析：shoutat&shouttoShoutat:沖...大聲叫喊（多指因生氣/憤怒沖某人叫喊）Eg:Heloseshistemperandshoutsatme.shoutto:對...大聲叫喊（無惡意，多因距離遠）Eg::“Canyouhearme?”heshoutstoTom.5.“Well,son,that’swhyit’simportanttolearnasecondlanguage.”(1)that’swhy...這就是...的原因why引導的名詞性從句在句中作表語Eg:That’swhyIcanpasstheimportantexam,becauseIstudyhard.that’sbecause...那是因為...（表示原因）Eg:Hedidn’tgotoschooltrip.That’sbecausehewasbadlyill.flewakite放風箏flew為fly的過去式fly的用法：(vi)(1)flyto乘/坐飛機=go(to)...byplane/airEg:ShewillflytoNewYork.ShewillgotoNewYorkbyplane/air.飛Eg:Hehopeshecanflylikeabird.飛逝Eg:Howtimeflies!(時光飛逝)蒼蠅Eg:Look!Aflyisswimmingintheporridge.Thereweputupourtentsandmadeafiretokeepuswarmandcookfoodon.(1)putup:搭建；張貼（動副結(jié)構(gòu)）(2)keep的用法Keepsb./sth.+adj讓某人/某物保持...(強調(diào)某種狀態(tài))Eg:Thecoatwillkeepyouwarm.Thestudentsshouldkeeptheclassroomclean.Keepsb./sth.+doing讓某人/某物一直...(強調(diào)動作的持續(xù)性)Eg:I’msorryI’vekeptyouwaiting.Thenextmorning,mysisterandIgotaterriblesurprise.getasurprise吃驚（可數(shù)名詞）surprise：(不可數(shù)名詞)insurprise驚奇地；驚訝地Toone’ssurprise令某人驚訝的是(vt)使吃驚；使驚奇(adj)surprisingsurprisedEg:Herideasurprisesme.IwassoscaredthatIcouldn’tmove.so...that...如此...以致于...(so后接adj/adv)Eg:TheboxissoheavythatIcan’tcarryit.HerunssofastthatIcan’tcatchupwithhim.拓展：such+a/an+adj+單數(shù)可數(shù)名詞+that...相當于so+adj+a/an+單數(shù)可數(shù)名詞+that...Eg:Mr.Yiissuchakindteacherthatwealllikehim.Mr.Yiissokindateacherthatwealllikehim.scared:驚慌的；嚇壞了的=afraidbescaredofsth.害怕做某事bescaredtod