A．It doesn't matter.B．Yes, it is.C．No, it isn't.D．So do I. A: It doesn't matter. B: Yes, it is. C: No, it isn't. D: So do I.

-Do you mind my opening the air-conditioner? It’s a bit hot in here.-_________, as a matter of fact. A: Go ahead B: Yes, my pleasure C: Yes,I do D: Come on

--Would you like a cup of coffee? . A: How do you do B: It doesn’t matter C: Yes, please D: Mind your step

—Would you mind putting out the cigarette -（） A: Yes, I do B: No, it doesn't matter C: Sorry, I'll do it soon D: No, I do

We rejected the proposal _____ principle. A: as a matter of B: as a matter C: as matter D: as matter of

--you mustn't smoke here. It's very dangerous.--_________ A: Sorry, I'm new here. B: Sorry, I won't C: Yes, I will D: It doesn't matter at all.

____ happened, he would not mind. A: No matter how B: No matter what C: No matter when D: No matter where

She asked me ___ with me A: what the matter is B: what is the matter C: what was the matter D: what the matter was

The policeman came up to see （） A: what the matter is B: what the matter was C: what was the matter D: what is the matter

The manager came up to see _________. A: what was the matter B: what the matter was C: what the matter is D: what's the matter