4. 对考官所提问题的内容不熟悉
I’m not exactly sure how to answer that question, but (perhaps)…
That’s a rather difficult question, but (maybe)…
I’m sorry, but I don’t know much about…
5. 评价考官所提问题
That’s difficult to answer, but (maybe)…
I’m sorry, but I don’t know much about…but perhaps…
Maybe I can answer your question by telling you about a personal experience I had.
That’s an interesting question…let me see. Well, I suppose that…
Yes, that’s a big issue.