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1、Unit9Whenwasitinvented?重点句型1. Who was the telephone invented by?It was invented by Bell.电话是谁发明的？ 电话是贝尔发明的。2. When were electric slippers invented? They were invented last year.电拖鞋是什么时候被发明的？它们是去年被发明的。3. What are they used for?它们是用来做什么的？4. They are used for seeing in the dark.它们是用来在
2、黑暗中看东西的。5. Tea wasn’t brought to the Westernworld until 1610.直到1610年茶才被带到西方世界。6. I prefer lemons to oranges. I like thesour taste.我喜欢柠檬胜过橙子。我喜欢酸味。一般现在时am/is/are一般过去时was/were一般将来时shall/will+be过去将来时would/should+be现在进行时am/is/are+being过去进行时was/were+being现在完成时have/has+been过去完成时had+been1.世
3、界上许多国家都讲英文。Englishisspokeninmanycountriesallovertheworld.2.纸是中国发明的。PaperwasinventedinChina.3.这栋大楼是去年建造的。Thebuildingwasbuiltlastyear.Makesentences4.他父亲不会让他娶玛丽为妻的。Hewon’tbeallowed,byhisfather,tomarryMary.5.他们结束训练时将被派往部队。Theywouldbesenttothearmywhentheyfinishedthetraining.6.这个计划正在执行中。Th
4、eprojectisbeingcarriedout.8.这本小说已被译成了几种语言。Thisnovelhasbeentranslatedintoseverallanguages.7.那时这案子正在调查中。Thecasewasbeinginvestigatedthen.9.他们说生产成本已经下降了。Theysaidthatproductioncostshadbeenreduced.beusedfordoingsth.意思是“被用来做某事”，强调用途或作用。1.Thecustomsaidtheyweren’tsaltyenough.这个顾客说菜不够咸。(1)said
5、后是宾语从句,省略了that。当宾语从句主句用一般过去时,从句也要用过去的某种时态。HeaskedmewhomIwaswaitingfor.他问我在等谁。Explanation但enough修饰名词时,可以放在名词之前,也可以放在名词之后。如:Ihaveenoughmoneytobuyit.(Ihavemoneyenoughtobuyit.)2.Thepotatochipswereinventedbymistake.薯片是无意中被发明的。mistake做名词,意为“弄错,误解”Youhavemadeafoolishmistake.你犯了一个愚蠢的错误。mista
6、ke作动词,意为“弄错,误解”Shedidn’tspeakveryclearlysoImistookwhatshesaid.她讲的不清楚,所以我误解了她的话。bymistake意为“错误地,无意地”Itookhisbackpackbymistake.我错拿了他的书包。Heputsaltinhercupofteabymistake.他错把盐放进她的茶里。Explanation1.Althoughteawasn’tbroughttothewesternworlduntil1610,thisbeveragewasdiscoveredoverthreethousandy
7、earsbeforethat.虽然茶直到1610年才传入西方世界,但这种饮料在三千多年前就被发现了。(1)although作连词,意为“虽然,尽管”,引导让步状语从句,我们不能根据汉语习惯,在后面使用连词but,不过它可以与yet,still连用;若主从句的主语相同,且从句谓语含有动词be,可将从句主语和动词be省略。Although(itwas)snowing,itwasnotverycold.虽然在下雪,但是天气不是很冷。Thereisairaroundus,althoughwecan’tseeit.尽管我们看不见,但我们周围全是空气。not…until意为
8、“直到……才”until
