英语人教版必修二unit4 grammar课件.ppt

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1、ThePresentProgressivePassiveVoiceGrammar现在进行时的被动语态Lead-inApandacalledChengchengdiedofcanine distemper.Theotherfourpandasarebeingaffected.AnotherPandaDabaoisbeingkilledbyvirus.图为陕西省珍稀野生动物抢救饲养研究中心已闭园TheRareWildAnimalsResearchCenterisbeingshut.zxxkw中国农业大学动物医学院副教授金艺鹏接受采访TheprofessorMr.Jinis

2、beinginterviewed.Thesourceofthevirusisbeingsearchedfor.Lookatthefollowingsentencesandpayattentiontotheunderlinedpart.Theother4pandasarebeingaffected.2.AnotherpandaDabaoisbeingkilledbyvirus.TheRareWildAnimalResearchCenterisbeingshut.4.TheassociateprofessorMr.Jinisbeinginterviewed5.Thesou

3、rceofthevirusisbeingsearchedfor.Observationandthinking品味语法arebeingaffectedisbeingkilledisbeingshut.isbeing自我探究：1.以上例句用了________________________,其构成为：___________________________.现在进行时态的被动语态am/is/are+being+doneinterviewed.isbeingsearchedfor.1.以上例句用了_______________________,其构成为：___________

4、________________.2.定义:表示说话时或现阶段_________的____动作,强调主语是动作的_______.3.用法:现在进行时态的被动语态am/is/are+being+done正在进行被动承受者1.表示现在正在进行的被动动作。2.表示现阶段正在进行的被动动作，但此时此刻动作不一定正在发生。4.表示经常性的被动行为，常与______,___________________________________________________等连用。alwaysoften,now,atpresent,rightnow,atthismoment,these

5、dayspayattentiontoFromnowon,“Pandakiller”isbeingpaidcloseattentionto.PracticeSomeplansarebeingmadeagainstthevirus.makesomeplansThepandasarebeingprotectedfromvirusinChengdu.protect…from…Theproblemisbeingdiscussedinthemeeting.discusstheproblem现在进行时被动语态的形式：1.肯定形式：__________________________

6、_____________2.否定形式：_________________________________________3.一般疑问式：_______________________________________4.特殊疑问式：_______________________________________ThemeetingisbeingheldinSichuan.主语+am/is/are＋being＋doneThemeetingisnotbeingheldinSichuan.主语+am/is/are+not＋being＋done(在am/is/are后加not.

7、)IsthemeetingbeingheldinSichuan?Am/Is/Are＋主语＋being＋done？Whereisthemeetingbeingheld?会议正在哪里召开？特殊疑问词+is/are+主语+being+done…？zxxkw1)Thepandasareunderprotection.Thepandas______________.2)Theproblemisunderdiscussionatthemeeting.这个问题正在会议上讨论。Theproblem_____________atthemeeting.3)Somepla