青少版新概念3B Unit 30 we all need to play more.pptx

ReviewThe Passive Voice被 动 语 态一般现在时一般过去时 一般将来时 现在完成时动作承受者 + am/is/are + 动词过去分词 + by + 动作执行者 动作承受者 + was/were + 动词过去分词 + by + 动作执行者 + 表示过去的时间词 动作承受者 + will + be+ 动词过去分词 + by + 动作执行者动作承受者 + have/has + been +动词过去分词 + 动作执行者1. 四种被动语态形式一般现在时的被动语态 (am/is/are + 过 去分词） 如: The work is done during two days.2) 一般过去时的被动语态 (was/were + 过去分词） 如: He was sent to the hospital after the accident.3) 一般将来时的被动语态 (will+ be + 过去分词/ be going to + be + 过去分词） 如: The work will be finished soon.4) 现在完成时的被动语态 (have/has +been + 过去分词） 如: The radio has been repaired when we phoned the shop.The Present Perfect TenseSentence structure:主语+have/has done现在完成时表示动作发生在过去,并持续到现在或者是过去的动作对现在的影响.经常用于现在完成时的时间状语: recently, up to now, since then, so far, already, just, yet 等.Change the following sentences into active or passive voice.1. I will clean my room next month.My room will be cleaned next month.2.My mother has cleaned the floor. The floor has been cleaned by my mother.3.A fat basketball player has pushed Yao Ming over. Yao Ming has been pushed over by a fat basketball player.4. I haven’t cleaned the room for weeks.The room hasn’t been cleaned by me for weeks.5.Someone has opened my bag.My bag has been opened by someone.6.The postmen have already sent all the letters.All the letters have already been sent by the postmen.A: Hello,_____B: ____________A: Will you go home right now?…A: Why?B:_____ has/have been ____ by ____A: Ok.B:___________________Unit 30We all need to play more!Grammar也字句(1)A: Alice is hungry.B: Lucy is hungry, too.A: Debbie is beautiful.B: Debbie2 is beautiful, too.A: David likes fish.B: Justin likes fish, too.肯定句：Sb. + V (动词） + sth. + , + too . Debbie 跑步很快。 Anna也是。Debbie runs fast. Anna runs fast , too.Grace正在吃蛋糕。 Little william也是。Grace is eating cake. Little william is eating cake, too.Little William喜欢猫 。 James也是。Little William likes cat. James likes cat, too.James正在睡觉。 Bob也是。James is sleeping. Bob is sleeping , too.否定句：Sb. + V (动词） + sth. + , + either. A: Anna is