【语法焦点与同步作文指导】新目标九年级英语+Unit+6+When+was+it+invented（共12张PPT）VIP专享VIP免费

1.一般过去时的被动语态结构式：（1）肯定句：主语+was/were+动词的过去分词+(by+人称代词宾格)+其他eg：Englishwasstudied(byus)everyday.（2）否定句：主语+was/were+not+动词的过去分词+(by+人称代词宾格)+其他eg：Englishwasnotstudied(byus)everyday.语法焦点语法焦点一般过去时态的被动语态一般过去时态的被动语态2.一般过去时的被动语态结构式：（3）疑问句：Be(Was/Were)+主语+动词的过去分词+（by+人称代词宾格）+其他+？eg：WasEnglishnotstudied(byus)everyday?（4）特殊疑问句：What/Where/When+was/were+主语+动词的过去分词+其他?语法焦点语法焦点一般过去时态的被动语态一般过去时态的被动语态2.被动语态需要注意的几个方面:(1)在主动句中,使役动词make，let，have,感官动词see，hear，feel，watch，notice等后接省略to的动词不定式作宾语补足语，在变成被动语态时,“后面的不定式需加上to”。eg:Mymothermakesmegetupearlyeveryday.=Iammadetogetupearlyeverydaybymymother.(2)有些词,如系动词taste,feel,look,sound等常用主动语态表达被动的意思。eg:Thevoicesoundsnice.语法焦点语法焦点一般过去时态的被动语态一般过去时态的被动语态2.被动语态需要注意的几个方面:(3)主动语态的句中若有双宾语,变被动语态时，可将间接宾语(人）变为被动句的主语,而把直接宾语（物）留作被动句的宾语；或把主动句的直接宾语变为被动句的主语。此时间接宾语前常用介词for或to等来连接。eg:Heboughtmeabook.=Iwasboughtabookbyhim.=Abookwasboughtformebyhim.语法焦点语法焦点一般过去时态的被动语态一般过去时态的被动语态2.被动语态需要注意的几个方面:(4)有些动词，如happen,belong等没有被动语态。eg:Thebikebelongstome.这辆自行车属于我。语法焦点语法焦点一般过去时态的被动语态一般过去时态的被动语态1.—When____thebridge___？—Lastyear.A.did;buildB.was；buildC.was;builtD.did;built2.(北京中考)Flowers____alongtheroadlastyear.A.plantB.plantedC.areplantedD.wereplanted3.(内江中考)ManybuildingsinLushan_____intheearthquakeonApril20th.A.havedestroyedB.aredestroyedC.weredestroyedD.aredestroying一、单项选择C强化训练强化训练DＣ4.Thegirlwasheard＿＿＿inthenextroomeveryafternoon.A.tosingB.singC.singingD.sang5.(临沂中考)—DoyouknowEarthDay?—Sure.It＿＿＿in1970totellustoprotectourplanet.A.setsupB.setupC.issetupD.wassetup一、单项选择Ａ强化训练强化训练Ｄ写作指导写作指导本单元写作是介绍一个新的发明，写作时要注意介绍发明的名称，外观，性能等。常用句型归纳如下：1.Itwasinventedby…;2.Ithas…;3.Itisusedfor…;4.Wouldyouliketohaveatry?Ifyouwanttobuy，please…写作示例写作示例假设你是麦克，你发明了一个会讲话的垃圾箱。请你写一篇英语短文向同学们介绍你的垃圾箱，并向你的同学们推销。不少于80词。经典示范经典示范Boysandgirls,MayIhaveyourattention,please!TodayIwillintroduceyoumynewinvention.It’saspecialboxwhichisusedforholdingwaste.Itcanspeakdifferentlanguages.Assoonaspeoplethrowawaywastesonthestreet,theywillbecleanedupbytheboxatonce.Atthesametime，theboxwilltellpeoplenottodothatagain.Ofcourse,myboxwon’tcosttoomuch.Inthisway,morecleanersandmoneycanbesaved.Whatdoyouthinkofmyinvention?Willitbehelpfultoimprovetheenvironment?Ifyouwantone,pleasecomehere.