Unit3 Teenagers should be allowed to choose their own clothes九年级英语课件VIP免费

Unit 3•Teenagers should be allowed to choose their own clothesGo for it J9Section ASection ASection ASection A1a-2c1a-2cI want to play with my friends. But my father doesn’t allow. I think teenagers should be allowed to go out to play with their friends.Parents should allow teenagers to go out with their friends.Parents should allow six-year-olds to drive.Parents should allow fifteen-year-olds to choose their own clothes.Teenagers should be allowed to go out with their friends.Sixteen-year-olds should be allowed to drive.Fifteen-year-olds should be allowed to choose their own clothes.同义句转换1.They should allow us to have part-time jobs. ____________________________.2.We should allow children to spend time with their friends. _____________________________________.3.The teacher should allow Anna to finish the picture. _____________________________________.4.Parents should allow children to choose their own friends. _____________________________________.grammar 定义 : 表示主语是动作的承受者 .构成 : 助动词 be+ 及物动词的过去分词。助动词有人称、时态和数的变化。含有情态动词的被动语态：情态动词＋ be ＋及物动词的过去分词。用法：当我们不知道谁是动作的执行者，或者没有必要指出谁是动作的执行者，或者只强调动作的承受者时，要用被动语态。1. 规则动词的过去分词：1) 一般情况在动词原形后加 -edwatch---watched2) 以不发音 e 结尾的加 -dpractice---practiced3) 以辅音加 y 结尾的，去 y 变 i 加 -edstudy---studied4) 以重读闭音节结尾，末尾只有一个辅音字母， 先双写该辅音字母，再加 -edstop---stopped2. 不规则动词的过去分词：amisarebeenhavehashaddodonewritewrittengogoneThe telephone ___________(invent) by Bell in 1876.The trees may ____________(plant) in spring.Teenagers should not ____________(allow) to drive.English ___________(speak) in Canada.Math must ___________ (study) well.We ________(need) to...