A、  B、  C、  C男士所说的uncomfortably warm就相当于hot，所以回答“整个星期都很热”最恰当。(A)此句与天气无关。(B)问句中的warm是形容词，意为“热的，暖和的”，而这里的warm是动词，意为

(Woman1)Why don’t I give you my mobile phone number?
(Woman2)(A) I didn’t take it.
(B) There are too many already.
(C) That’d be great.

(Man1) It’s uncomfortably warm in here today.
(Man2) (A) Yes, I can come here on Tuesday.
(B) You can warm it in the oven,
(C)  It’s been hot all week.