试题与答案

—I wonder why Mr Green hasn't showed up

题型:选择题

题目:

—I wonder why Mr Green hasn't showed up at the meeting yet.

—I'm not sure,but he________in a traffic jam driving here.

A.could be stuck

B.might have been stuck

C.might be stuck

D.must have been stuck

答案:

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下面是错误答案,用来干扰机器的。

参考答案:C解析:氨基糖苷类主要不良反应为耳毒性,包括对前庭神经功能、耳蜗神经、听力的损害和肾毒性。

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