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1、 Unit 7 Teenagers should be allowed to choose their own clothesParents should allow teenagers to go out with their friendsParents 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-ye
2、ar-olds should be allowed to drive.Fifteen-year-olds should be allowed to choose their own clothes.同义句转换同义句转换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 allo
3、w children to choose their own friends. _.We should be allowed to have part-time jobsChildren should be allowed to spend time with their friends Anna should be allowed to finish the picture.Children should be allowed to choose their own friends.grammar 定义定义:表示主语是动作的承受者表示主语是动作的承受者.构成构成:助动词助动词be+及物动词的
4、过去分词。助动词有人称、及物动词的过去分词。助动词有人称、时态和数的变化。时态和数的变化。含有情态动词的被动语态：情态动词含有情态动词的被动语态：情态动词be及物动词的及物动词的过去分词。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。用被动语态。1.1.规则动词的过去分词：规则动词的过去分词：1)1)一般情况在动词原形后一般情况在动词原形后加加-ed-edwatch-watched2)2)以不发音以不发音e e结尾的加结尾的
5、加-d-dpractice-practiced3)3)以辅音加以辅音加y y结尾的，去结尾的，去y y变变i i加加-ed-edstudy-studied4)4)以重读闭音节结尾，末尾只有一个辅音字母，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，再加先双写该辅音字母，再加-ed-edstop-stopped2.2.不规则动词的过去分词不规则动词的过去分词：amisarebeenhavehashaddodonewritewrittengogoneuThe telephone _(invent) by Bell in 1876.uThe trees may _(plant) in
6、spring.uTeenagers should not _(allow) to drive.uEnglish _(speak) in Canada.uMath must _ (study) well.uWe _(need) to learn English.Finish the sentences3a. Read the poem aloud and discuss what the title means with your partner. Mom Knows BestWhen I was a tiny baby crying all night, my mom sang to me a
7、nd stayed by my side. When I was tired and hungry, she gave me food and warm arms to sleep in. When I was two running through the field, she made sure I was safe and kept me from danger. When I fell and hurt myself, she gave me a hug and lifted me up. tiny adj. 极小的，微小的极小的，微小的 cry vt.& n. 哭；哭； 喊，叫喊，叫
8、 field n. 田；场地田；场地3aWhen I was seven coughing badly, she said no ice-cream for me. But I talked back loudly, “ I should be allowed to eat some! Give it to me now!” When I was nine watching scary movies, she said itd give me awful dreams. But I shouted back angrily, “I should be allowed to watch it!
9、Im not a baby!” When I was a teen going out with friends, she said. “Please be back by ten!” But I talked back again - “I should not be told what to do! Im seventeen now!”hug n.& v.拥抱；搂抱拥抱；搂抱 talk back 回嘴；顶嘴回嘴；顶嘴teen n. 青少年青少年lift v. 举起，抬起举起，抬起 n. 电梯电梯awful adj. 糟糕的；糟糕的； 可怕的可怕的3aNow Im an adult, thi
10、nking back to those times. I coughed for days after eating that ice cream.And had scary dreams after watching that film. I was late for school from staying out past ten. I regret talking back, not listening to Mom. Mom knows best, and for me she wanted only the best!regret v.& n.& n.感到遗憾；懊悔感到遗憾；懊悔 语
11、法重点一：语法重点一： I regret talking back, not listening to Mom.我后悔我后悔顶顶嘴，没有嘴，没有听听妈妈妈妈的的话话。 regret 作作动词动词，意，意为为“后悔后悔；悔恨悔恨”。如：如：If you dont do it now, youll only regret it . I came to regret what I said regret to do sth. 对要做的事遗憾。对要做的事遗憾。 (未做未做) regret doing sth. 对做过的事遗憾、后悔。对做过的事遗憾、后悔。 (已做已做) 如：如：I regret to
12、have to do this, but I have no choice. I dont regret telling her what I thought. 3b. Read the poem again and answer the questions.1. What did the mom do when the writer was a baby and a small child?She took good care of the writer day and night. “I should be allowed to do what I like to do , Im not
13、a baby.”2. Why do you think the writer talked back to his mom when he was seven and nine years old? 3. How did the writer feel when he was a teenager and his mom said “Please be back by ten”? 4. After reading the whole poem, how do you think the writer feels about his mom?He was angry with his mothe
14、r. He feels grateful to his mother .3c. Think about a time you did something even though your mom or dad told you not to doit. Share your story with your partner. A baby crying all night by my side Make sure that Lift up talk back to no ice-cream those times be late for should be allowed to after watching TV What to do keep away fromthink back to regret doing regret to doMake some sentences with these phrases.
