摘要：A.根据对话内容.完成对话中所缺单词.每空一词.5% A: Can you tell us what we can do to protect our environment, Bob? B: Sure, Mr. Smith. Remember to turn off the light. It (76) electricity. A: Yes. What else? B: We can (77) bikes to school. There will be less air pollution. A: Right. Do you take your own bags when you go shopping? B: Oh, I always (78) to take one. I’ll remember to do it from now on. A: And you should use both (79) of paper. B: All right. A: Do you recycle soft drink cans? B: Yes. I have been doing it for two years. A: Great!The environment is really (80) to us and we can do lots of things for it. B.在对话的空白处填入适当的句子.使对话意思完整.每空一句.5% A: Morning! Granny, You look so pale. (81) B: Oh, boy. It’s difficult for me to breathe. A: (82) B: I’ve been like this since last month. A: That’s too bad. Did you sleep well last night? B: (83) I can’t sleep well at night because of the factory noise. A: Pollution causes too many problems. I can’t stand the environment here, either. B: Shall we write to the newspaper about the problems? A: (84) But I am afraid you have to see a doctor first. B: (85) Thank you!

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