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(共44张PPT)
Unit 7 Teenagers should be allowed to choose their own clothes.
Period 1
Section A (1a-2d)
课文导入
What can you do Why
课文呈现
Language Goals
Talk about what you are allowed to do; Agree and disagree
课文呈现
1a.Read the statements below. Circle A for agree or D for disagree.
课文呈现
Can I go to the shopping center with John He just got his driver’s license.
No way！ ① I don’t think sixteen -year- olds should be allowed to drive. ② I’m worried about your safety. ③
合成名词，表示一类人，作主语时，谓语动词用复数形式。
驾照，使用了名词所有格形式。即在名词后加上“’s”表示某人/物的。
课文呈现
1．Teenagers should not be allowed to smoke. ④ A　D
2．Sixteen- year- olds should be allowed to drive. A　D
3．Students should not be allowed to have part time jobs. A　D
4．Sixteen-year-olds should be allowed to get their ears pierced . A　D
5．Teenagers should be allowed to choose their own clothes. A　D
打耳洞，get 是使役动词，表示“使，让”。get sth. done = have sth. done 使某事被做
课文呈现
1b.Listen and circle T for true or F for false.
1．Anna can go to the shopping center by bus. T　F
2．Anna wants to get her ears pierced. T　F
3．Anna wants to choose her own clothes. T　F
听力材料
Anna: Mom, can I go to the shopping center with John He
just got his driver’s license.
Mom: No way! I don’t think sixteen-year-olds should be
allowed to drive. They aren’t serious enough. I’m
worried about your safety.
Anna: But Gaby’s getting her ears pierced at the shopping
center and I want to watch.
Mom: Sixteen-year-olds shouldn’t be allowed to get their
ears pierced either. They’re too young.
听力材料
Anna: I agree, but it’s fun to watch. Can I take the bus then.
Mom: Well, OK.
Anna: Great! I want to buy a new skirt, too.
Mom: What kind of skirt Maybe I should go with you.
Anna: Aww, Mom. I’m not a child. I think teenagers should be allowed to choose their own clothes.
Mom: Well, I just want to make sure you get something nice.
课文呈现
1c.Look at the statements in 1a and make conversations.
A：I don’t think sixteen- year-olds should be allowed to drive.
B：I agree. They aren’t serious enough.
课文呈现
2a.What does Molly think of Kathy's statements Listen and circle A for Agree, D for Disagree or DK for Don't Know.
课文呈现
Kathy Molly
1.Sixteen year olds should not be allowed to work at night. A　D　DK
2.Larry shouldn't work every night. A　D　DK
3.He should cut his hair. A　D　DK
4.He should stop wearing that silly earring. A　D　DK
5.He doesn't seem to have many friends. A　D　DK
听力材料
Kathy: Hi, Molly. Where’s your brother Larry I thought he was joining us.
Molly: Hi, Kathy. I’m sorry. Larry can’t join us after all. He
is working late tonight.
Kathy: Oh, Larry’s working late again
Molly: Yeah, he is.
Kathy: I see…I really don’t think sixteen-year-olds should be
allowed to work at night. Young people need to sleep.
Molly: Oh, I disagree with you. Teenage boys never get tired.
听力材料
Kathy: Well, maybe. But Larry shouldn’t work every night.
Molly: That’s true. He needs time to do homework.
Kathy: And you know, Molly…he should really cut his hair.
Molly: Oh, I don’t know. Do you think it’s too long
Kathy: Yes, I do. It doesn’t look clean. And I think he should
stop wearing that silly earring.
Molly: Hmm…I disagree. I kind of like it. It looks cool!
Kathy: You know another thing that worries me Larry doesn’t seem to have many friends.
Molly: Yeah, I know. I think he shouldn’t work on weekends.
Kathy: That’s right. He needs to spend time with friends.
课文呈现
2b.Listen again. What are Kathy’s and Molly’s reasons Number their reasons in the correct order.
________It looks cool.
________Young people need to sleep.
________He needs to spend time with friends.
________He needs time to do homework.
________It doesn't look clean.
5
1
4
3
2
听力材料
Kathy: Hi, Molly. Where’s your brother Larry I thought he was joining us.
Molly: Hi, Kathy. I’m sorry. Larry can’t join us after all. He
is working late tonight.
Kathy: Oh, Larry’s working late again
Molly: Yeah, he is.
Kathy: I see…I really don’t think sixteen-year-olds should be
allowed to work at night. Young people need to sleep.
Molly: Oh, I disagree with you. Teenage boys never get tired.
听力材料
Kathy: Well, maybe. But Larry shouldn’t work every night.
Molly: That’s true. He needs time to do homework.
Kathy: And you know, Molly…he should really cut his hair.
Molly: Oh, I don’t know. Do you think it’s too long
Kathy: Yes, I do. It doesn’t look clean. And I think he should
stop wearing that silly earring.
Molly: Hmm…I disagree. I kind of like it. It looks cool!
Kathy: You know another thing that worries me
Larry doesn’t seem to have many friends.
Molly: Yeah, I know. I think he shouldn’t work on weekends.
Kathy: That’s right. He needs to spend time with friends.
课文呈现
2c.Make a list of things teenagers should and should not be allowed to do. Discuss your list with your partner.
A：Do you think teenagers should...
B：Yes，I.../No，I...
课文呈现
2d.Role-play the conversation.
Sandy：I’m really excited about seeing the famous paintings by
Picasso.
Wu Lan：Me, too！I’m glad Mr.Smith chose the art museum for our school trip this year.
Sandy：I’m going to bring my new camera to take lots of photos!
Wu Lan：Oh, no. Mr.Smith says we must not take photos.
It’s not allowed in the museum.
平时学习一些美术，音乐方面的知识，提高自己的艺术修养。
课文呈现
Sandy：That’s too bad! Do you think we may be allowed to
take photos if we don't use a flash
Wu Lan：Hmm...I think they just want to protect the paintings.
So if you don’t use a flash，then it may be OK. ⑤
Sandy：Yeah. I think we should be allowed to do that. I’ll bring
my camera anyway.
宾语从句
(
)
条件状语从句（其主句为we may be allowed...）
考点精讲
① No way!
No way! 不行！
—Can I keep a pet cat 我可以养一只宠物猫吗？
—No way! 不行！
拓展：表示惊奇或怀疑时，意思是“不可能；不会吧”。
He’s already forty No way! 他已经40 岁了？不可能！
“No way!”是英语口语中拒绝对方的常用语，强调不赞同某人的观点。“There’s no way...”也可用来表达某人不可能做某事。
考点精讲
考题1 ：[乐山] —Do you want to try some wild rabbit
— _______. We should protect wild animals.
A. No way B. No problem C. No idea
A
返回
温馨提示:可返回原文
不行 没问题 不知道
考点精讲
② I don’t think sixteen-year-olds should be allowed to drive.
（1）否定前移
① 在宾语从句中，如果主句的主语是I 或者we，谓语动词是think 时，从句中的否定要前移，即要否定在主句上，这叫作“否定前移”。
don’t think 为否定前移
否定前移的句子译为汉语时要把not放在从句中翻译。
考点精讲
I think he can solve the problem himself.
我认为他自己能解决问题。
→ I don’t think he can solve the problem himself.
我认为他自己不能解决问题。
② 含有否定前移结构的句子变成反意疑问句时，附加疑问句的主语谓语要和从句的主语谓语保持一致。
I don’t think he can play the guitar, can he
我认为他不会弹吉他，对吗？
考点精讲
速记小法
否定前移常用动词：
我认为(think) 猜想(suppose) 和想象(imagine) 都不能相信(believe), 我期待(expect) 着梦想成真。
考点精讲
考题2：I think he will come to our party in half an hour.（变为否定句）
I _________ _________ he _________ come to our party in half an hour.
don’t think will
考点精讲
(2) （高频）allow v. 允许；准许
We don’t allow smoking in the room.
我们不允许在室内吸烟。
Mrs. Black doesn’t allow her son to play computer games on school nights.
布莱克夫人不允许她儿子在上学的夜晚玩电脑游戏。
Passengers are not allowed to smoke. 乘客不允许吸烟。
考点精讲
allow 的基本用法：
① allow doing sth. 允许做某事
② allow sb. to do sth. 允许某人做某事
③ be allowed to do sth. 被允许做某事
考点精讲
返回
考题3：[广安] People are not ________（允许） to talk loudly when they are in the library.
【点拨】句意：人们在图书馆时不允许大声说话。be allowed to do sth. 表示“被允许做某事”，是固定用法。
allowed
考点精讲
③ I’m worried about your safety.
（1）be worried about 为……担心同义词组是worry about。
We were worried about your safety.
= We worried about your safety.
我们担心你的安全。
考点精讲
在be worried about 这个短语中，worried 实际上是动词worry 的过去分词，在短语中用作了形容词。很多动词的过去分词都可用作形容词。如：
drink → drunk(喝醉的)；
excite → excited(兴奋的)；
go → gone(消失的) 等。
考点精讲
考题4：Don’t be _______ him. He can take care of himself.
A. worried about B. strict with
C. bored with D. surprised at
【点拨】be worried about 担心；be strict with 对……严格；be bored with 厌烦；be surprised at 惊讶。根据“He can take care of himself.”可知，他能照顾好自己，所以不用担心。
A
考点精讲
(2) safety /'se fti/ n. 安全；安全性
不可数名词，反义词为danger，意为“危险”。
Please tie your safety belt. 请您系好安全带。
The children are now in safety. 孩子们现在安全了。
For your safety, never stand directly behind a horse.
为安全起见，千万别站在马的正后方。
He was worried about the safety of me.
他为我的安全担心。
考点精讲
safety 的常用搭配：
safety belt 安全带
in safety 处于安全中
for safety 为了安全起见
the safety of... … …的安全
考点精讲
拓展：safety 的词形变换：
safety safe adj. 安全的→ dangerous adj. 危险的（反义词）
safely adv. 安全地→ dangerously adv. 危险地（反义词）
考点精讲
This place is very dangerous, and you should go to a safe place.
这个地方很危险，你应该去一个安全的地方。
We got to the small island safely finally.
我们最终安全地到达了小岛。
考点精讲
考题5：[武威] Put _______ first and be careful while riding on the road!
A. interest B. money
C. knowledge D. safety
返回
D
考点精讲
smoke /sm k/ v. 吸烟；冒烟 n. 烟
smoke 的具体用法：
①意为“吸烟”，既可作及物动词，也可作不及物动词。
We do not allow smoking in the hall.
我们不允许在大厅内吸烟。
④ Teenagers should not be allowed to smoke.
考点精讲
② 意为“冒烟”，作不及物动词。
The fire is still smoking. 火仍在冒烟。
③ 意为“烟”，作不可数名词。
Have you heard about third-hand smoke
你听说过三手烟嘛？
返回
考点精讲
（高频）if 引导的条件状语从句
if 作“如果”讲时，引导条件状语从句，如果主句中含有may、can、might 等情态动词时，从句通常用一般现在时。
If you come here tomorrow, he can help you.
如果你明天来这儿，他可以帮助你。
⑤ So if you don’t use a flash, then it may be OK.
如果表示的是客观事实或普遍真理，从句和主句通常都用一般现在时。
考点精讲
拓展： （1）如果主句为下列情况，从句也要用一般现在时：①主句是一般将来时；②主句是祈使句。
I will tell him the news if I see him tomorrow.
如果明天我看到他，我将告诉他这个消息。
If you wake up before me, give me a call.
如果你比我醒得早，给我打电话。
考点精讲
（2） if 作“是否”讲时，引导宾语从句，主句是一般现在时，则从句的时态根据实际情况来定。
I wonder if you will come to help us tomorrow.
我想知道你明天是否来帮助我们。
一语辨异：I wonder if he will come tomorrow. If he comes, I will call you. 我想知道他明天是否会来。如果他来，我就给你打电话。
考点精讲
考题6：[北京] If you go to the concert with us tomorrow, you _______ a great time there.
A. have B. had
C. will have D. have had
返回
C
课堂小结
本节课主要谈论了青少年应该做的事和不应该做的事及其理由，练习了听力，掌握了知识点I don’t think…, sixteen-year-olds, allow, safety, smoke, get sth. done的用法。

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