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问题 判断题

井下发生火灾后，往往生成大量的有毒或窒息性气体和高温烟雾，易使遇难人员中毒或缺氧窒息而死亡。

答案

参考答案：对

填空题

日光型彩色胶卷的平衡色温为（）左右，灯光型彩色胶卷的平衡色温为（）左右，超出了它们所规定的平衡色温，将导致色彩的失衡。
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补全对话，情景问答
完成对话。
A. What day is it today?
B. Fine, thank you.
C. Let me help you with your English.
D. Why do you like it?
A: Hello, Bob. How are you?
B: __1__
A: __2__ 
B: Today is Monday. Do you like it?
A: Yes, I do.
B: __3__ 
A: Because I have Fnglish on Monday.Do you like English?
B: No, I don't. I think it's very difficult.
A: __4__ 
B: That sounds good. Thank you.
A: You' re welcome.
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