2023學(xué)年完整公開課版【知識解析】Thepresentcontinuouspassivevoice

Grammar—Thepresentcontinuouspassivevoice被動語態(tài)概念：英語動詞有兩種語態(tài)，即主動語態(tài)（ActiveVoice）和被動語態(tài)（PassiveVoice）。當(dāng)主語為動作的執(zhí)行者時(shí)，謂語的形式為主動語態(tài)；當(dāng)主語為動作的承受者時(shí)，謂語要用被動語態(tài)。構(gòu)成：被動語態(tài)由“主語+be+及物動詞的過去分詞（done）”構(gòu)成。主動語態(tài)變被動語態(tài)：將主動句中的賓語成分變?yōu)楸粍泳渲械闹髡Z成分，若主動句中的賓語是人稱代詞，要將賓格變?yōu)橹鞲?。把主動句中的主語變?yōu)楸粍泳渲械馁e語，主格代詞變?yōu)橘e格代詞，并做by的賓語。謂語動詞變成相應(yīng)的被動形式。Grammar—Thepresentcontinuouspassivevoice現(xiàn)在進(jìn)行時(shí)的被動語態(tài)基本結(jié)構(gòu)：主語+be(am/is/are)+beingdone注意：being沒有人稱、時(shí)態(tài)的變化，且不可省略。某些表示“狀態(tài)、心理活動、存在”等的動詞，如have，want，need，love等，一般不用于現(xiàn)在進(jìn)行時(shí)的被動語態(tài)。be+under+n.可表示現(xiàn)在進(jìn)行時(shí)的被動意義，如beunderrepair/discussion/consideration=bebeingrepaired/discussed/considered。Grammar—ThepresentcontinuouspassivevoicePracticeKey:1.

arebeingtaken2.isbeingredecorated3.isbeingrestored4.isbeingbuilt5.isbeingrepairedMakesentencesfromthewordsinbrackets.1.Atpresent,somemeasures____________________(take)inChinatoprotectwildlife.2.Anncan’tuseherofficeatthemoment.It___________________(redecorate).3.Thechurchtower____________________(restore).Theworkisalmostfinished.4.Anewbridge____________________(build)acrosstheriver.Itisexpectedtoopennextyear.5.I’msorrybutyourcomputerisn