/Unit 7 Teenagers should be allowed to choose their own clothesSectionA(1a2d).根据句意，从方框中选择恰当的单词填空，有的需要变换形式。flash, part-time, pierce, safe, earring, license, smoke1. Youre not allowed to _ in public places.2. The woman always wears a(n) _ on her left ear.3. Can you drive a car? Please show me your drivers _.4. Its quite dark here, so Ill have to use a(n) _.5. Students shouldnt be allowed to _ their ears and noses.6. Many students in this country do _ jobs to make money after school.7. My parents dont allow me to go out alone at night. They worry about my _.根据语境及所给汉语提示，完成下列句子或对话，每空一词。1. The cause of the accident is that the driver wasnt _ _(足够小心).2. Mr. Steen is going to _ _ _(理发) this afternoon.3. Sandy had fun there and _ _ _ _(拍了许多照片).4. A foreign teacher will teach us next term. We _ _ _(对很兴奋) the news.5. May I use your phone, Sara?_ _(不行)! Last time you talked to your friend for two hours!6. Can you finish so much work by tomorrow?Of course. If necessary, Ill _ _ _(在夜间工作).根据对话内容，从方框中选择恰当的选项补全对话，其中有两项多余。A: You are using your mobile phone again while crossing the street. (1)_B: No. What happened?A: A girl was knocked down by a car because she was using her mobile phone.B: (2)_A: As we all know, mobile phones make it easier for us to communicate with others. (3)_B: Youre quite right. I wont do it again. (4)_A: We shouldnt use them when we are driving. And we shouldnt talk on them for too long.B: (5)_A: No, we cant. Using mobile phones isnt allowed on the plane.B: Oh, I see.A. Really? Thats terrible!B. Wherever you are, you see people use them.C. Didnt you watch the news?D. What else should we stop doing?E. Can we use them while we are on the plane?F. But at the same time, they can be very dangerous.G. Are teenagers too young to own mobile phones?答案SectionA (1a2d). 1. smoke 2. earring 3. license 4. flash 5. pierce6. part-time 7. safety. 1. careful enough 2. cut his hair3. took lots of photos 4. are excited about5. No way 6. work at night. 1-5 CAFDE/