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【判断题】
指导COPD患者进行呼吸功能锻炼时吸气与呼气比例为1:2或者1:3A.
正确
B.
错误
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举一反三
【单选题】Sharon: “Really? What happened to them?” a. bored b. shocked c. curious
A.
a
B.
b
C.
c
【简答题】在稳恒电流的磁场中,任意选取的闭合积分回路,安培环路定理 都能成立,因此利用安培环路定理可以求出任何电流回路在空间任一处产生的磁场强度.以上看法如有错请指出并改正.
【单选题】听力原文：M: Is this college really as good as people say? W: It used to be even better. What's about the college?
A.
It's not as good as it was.
B.
It's better than it used to be.
C.
It's better than people say.
【单选题】---We can use QQ to talk with each other on the Internet. ---Really? Will you please show me it?
A.
what to use
B.
how to use
C.
how can I use
D.
what can I use
【单选题】听力原文：Does the green tag mean the item is on sale? (A) You know, I'm not really sure what he meant. (B) Yes, those are 10 percent off. (C) No, that's the only color we have in stock. (6)
A.
B.
C.
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