人教版九年级 Unit7 Teenagers should be allowed to choose their own clothes sectionA,1a-2c.ppt

6. －你家有什么规定吗？ －噢，我在周一至周五不能外出。 －What rules do you have at home ? －Well , I’m not allowed to go out on school nights. 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-ed watch---watched 2)以不发音e结尾的加-d practice---practiced 3)以辅音加y结尾的，去y变i加-ed study---studied 4)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-ed stop---stopped 2.不规则动词的过去分词： am is are been have has had do done write written go gone 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 learn English. Finish the sentences was invented be planted be allowed is spoken be studied need Write some of your rules at home Use I’m allowed to… I’m not allowed to… The more, the better. Teenagers should be allowed to choose their own clothes Unit 3 period1 sectionA,1a-2c This is Xiao Jia. He is only 10 years old. But he can drive a bus, or car. Do you agree? Children should not be allowed to drive. I agree. They are not old enough. But in America, sixteen-year-olds should be allowed to drive. I 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. I’m Linda, I think… Teenagers should be allowed to… drive the car go out with their friends Teenagers should be allowed to… do homework with friends. have part-time jobs Teenagers should be allowed to… get their ears pierced have their hair dyed