高中英语 Unit 4 Wildlife protection 课件 新人教版必修2.ppt

《高中英语 Unit 4 Wildlife protection 课件 新人教版必修2.ppt》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、Grammar&WritingThePresentProgressivePassiveVoice现在进行时的被动语态Learnthepresentprogressivepassivevoice.Dosomeexercisestopracticeit.Writeapassagetointroduceourpresentenvironmentusingthestructure.TeachingaimsWhatisTomdoing?Heisplayingaguitar.WhatisMrBrowndoing?Heisdrawingapicture.LeadinAg

2、uitarbyTom.ApicturebyMrBrown.isbeingplayedisbeingdrawnWhatisMarydoing?Sheisreadingabook.AbookbyMary.Whataretheydoing?Theyareplantingatree?AtreebythemisbeingreadisbeingplantedWhatisbeingdonenow?Theroomisbeingcleaned.Whatarebeingdonenow?Someclothesarebeingwashed.Theflowersarebeingwa

3、tered.Discoveringis/am/are+being+doneReadthesentencesagain.1.AguitarisbeingplayedbyTom.2.Atreeisbeingplantedbythem3.Someclothesarebeingwashed.4.Theflowersarebeingwatered.CanyougetthestructureofThePresentProgressivePassiveVoice?--CanIuse___________________?--Sorry,but______________

4、_______________________.1.telephone–repair—someworkers2.bike---repair---myfather3.computer---use--Tom4.TV----watch--myfamilyyourtelephoneitisbeingrepairedbysomeworkersyourbikemyfatheryourcomputeritisbeingusedbyTomyourTVitisbeingwatchedbymyfamilyPractice--Where___________________?-

5、-Oh.______________________________.1.thechildren–punish—theiraunt2.Kate---praise---hermanager3.mycar---clean--yourdaughter4.theflowers----water--mymotherarethechildrenisKateismycarItisbeingcleanedbyyourdaughteraretheflowersTheyarebeingwateredbymymother1.表示此刻正在进行的被动动作。Myhouseisbein

6、gpaintednow.现在进行时被动语态的用法Maryisbeinginterviewednow.MaryJennyThecarisbeingrepairednow.2.表示现阶段正在进行的被动动作，但此动作不一定在此时此刻发生。Anewstationisbeingbuilt.表现阶段正在进行的被动动作。Aschoolisbeingbuiltatpresent.Anewhospitalisbeingbuiltinthecity.表现阶段正在进行的被动动作。3.表示经常的被动行为，常和always,often,constantly等词连用。Heisalwa

7、ysbeingpraisedbytheteacher.4.与部分情态动词连用，表示对正在发生的动作的推测。Hemaybebeingbeatenbyhisfatherattheverymoment.注意不可遗漏“being”,如果把being漏掉，就成为一般现在时的被动语态或系表结构。Look.Thechildrenarebeingtakencareofbytheiraunt.(现在的情况）Childrenaretakengoodcareofatschool.(通常的情况）Thereportisbeingwrittenbyoneofthebeststuden

8、ts.Thereportiswellwritten.(系表结构）现