可以说You're right. Right. Of course. Certainly. Quite right. Exactly.
表递增可以用also, in addition, not only ---- but also, what's more.
表举例可以用for example, for instance
表同位可以用 that is , in other words
表总结可以用in conclusion, in summary
表因果可以用so, therefore, as a result, because of
表让步可以用despite, although, though,
表对照可以用on the contrary, while, on the other hand
表选择可以用rather than, instead of , either---or
I am sorry I didn't catch you. Could you please say that again?
Sorry, I don't quite see what you mean. Could you explain it, please?
同意：I totally agree with you.
部分同意：You may be right, but-----?
That may be so, but-----?
完全不同意：I'm afraid I don't agree.
Could you tell me-----?
I'd like to know-----.
Well, let me see---.
That's a very interesting question.