Question

I think he must have seen me at the meeting last night, ______? A．didn’t he B．don’t I

I think he must have seen me at the meeting last night, ______? A．didn’t he B．don’t I C．do I D．mustn’t he

Answer 1

A

考查反义疑问句。主句谓语是think, believe, expect, suppose, imagine等引导的定语从句，疑问部分与宾语从句相对应构成反意疑问句。陈述部分有must 的疑问句，疑问部分根据实际情况而定。结合语境可知从句描述的过去的动作，为肯定语气，故选A。