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1、Unit25ComparisonandComparativeConstructionsI.Purposes1.TohelpthestudentsunderstandanduseComparisonandComparativeConstructionscorrectly.2.Toencouragethemtodoasmuchmoreexercisesaspossible.II.LearningPoints1.as…asconstruction/as…as结构的用法与翻译:①as+adj./ad.+as译为“和……一样”、“与……
2、相同”。例如:ChinaisaslargeasthewholeofEurope.中国和欧洲一样大。JohnisasbrightasTom.John和Tom一样聪明。Thisbookisasgoodasthatone.MaryspeaksFrenchasfluentlyasHenry.玛丽说法语和亨利一样流利II.LearningPoints②as…as后接adj./ad.时,表示同一事物的两种不同性质,=“notonly…butalso”译为“既……又”、“又……又”。例如:Thewheelturnsasfastasstabl
3、y.轮子转得又稳又快。Thismethodmeasurementisassimpleaspractical.这种方法既实用又简单。Heisastallasheisstrong.他又健壮又高大。Thegirlisasbrilliantassheisbeautiful.她既聪明又漂亮。Amissisasgoodasamile.差之毫厘,失之千里。II.LearningPoints③as…as前+nearly,almost,just,justabout,quite,exactly,nothinglike等程度副词:Mylittles
4、isterisnearlyastallasI.我妹妹几乎和我一样高。Hewasalmostaswelloffasmyself.他差不多和我一样富裕。Youarejustasstrongasever.你和过去一样结实。II.LearningPoints④aslongas=providethat,ifonly,引导条件状语从句,译为“只要……(就要)”。例如:Iamhappyaslongasyouarehappy.只要你高兴,我就高兴。Wecansurelyovercomethosedifficultiesas/solongasw
5、earecloselyunited.只要我们紧密地团结在一起,就一定能克服这些困难。II.LearningPoints⑤assoonas与directly,immediatelythemoment互换使用,引导时间状语从句,译为“一……就……”。例如:I’llgoassoonashecomes.他一来我就去。I’lltellhimassoonashegetsin.=I’lltellhimdirectlyhegetsin.他一来我就告诉他。Heranoffassoonashesawus.=Themomenthesawus,her
6、anoff.他一见我们就跑了。II.LearningPoints⑥as…as与bad,much连用时,常置于句首,引导让步状语从句。译为“尽管……”:As/Sobadasheis,hehashisgoodpoints.尽管他不好,但也有优点。AsmuchasIshouldliketoseeyou,Iamafraidyoucouldnotcome.尽管我很想见到你,但恐怕你不能来。Asmuchasshehatedcruelty,shecouldn’thelpwatchingthefight.虽然她憎恨暴行,但她不得不注视着这场斗
7、殴。II.LearningPoints⑦asgoodas(此处不涉及比较级)=ineffect,practically,译为“实际上(等于)”。例如:Whathesaidhasasgoodasshownhisattitude.他说的话实际上已经表明了他的态度。Theyhaveasgoodaspromisedtohelpus.他们实际上已经答应帮助我们。Thepatientisasgoodascured.病人实际上等于已经治好了。II.LearningPoints⑧asfaras与know,go,concern等动词连用,译为“
8、就……而论”。例如:AsfarasIknow,hecanspeakonlyEnglish.就我所知,他只会讲英语。Asfarasthequalityofthetunegoes(isconcerned),theradioisexcellent.就音质而言,这个收音机好极了。II