I think he must be in the office now,______?反意疑问句应该是什么?

问题描述:

I think he must be in the office now,______?反意疑问句应该是什么?

isn't he
前面是I think,所以反义疑问句视后面而定.而后面用了must,所以应该看must后面的谓语.故反义疑问句,用isn't he