听力原文：M: I think I've got this experiment set up right now.
W: You only think it's right? In chemistry you've got to be surE.
What's the woman suggesting to the man?
A.He should not do the experiment after all.
B.He must be extremely careful.
C.She will help him do the experiment.
D.She's sure he is right

A.W:
B.
What's
C.He
D.
B.He
E.
C.She
F.
D.She's

【参考答案】

B
解析：对话很简短，但理解有一定难度。首先女士用升调的肯定句表明了她对男士的不赞同，然后说 you've go......

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