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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 f
2、or seeing in the dark.它们是用来在黑暗中看东西的。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+be
3、ing过去进行时was/were+being现在完成时have/has+been过去完成时had+been1.世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,tomarryMar
4、y.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。Theprojectisbeingcarriedout.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。Theysaidthatproductionc
5、ostshadbeenreduced.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:Ihaveenoughmoneytobuyi
6、t.(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。mistake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”Itookhisbackpackb
7、ymistake.我错拿了他的书包。Heputsaltinhercupofteabymistake.他错把盐放进她的茶里。Explanation1.Althoughteawasn’tbroughttothewesternworlduntil1610,thisbeveragewasdiscoveredoverthreethousandyearsbeforethat.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
8、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“直到……才”until
