—— Do you mind my opening the window? It’s a bit hot in here.—— as a matter of fact. A. G

问题补充：

—— Do you mind my opening the window? 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

答案：

A. Go ahead

B. Yes， my pleasure

(答案→)C. Yes， I do

D. Come on

解析：考查交际用语，根据回答中的as a matter of fact，可知作者很介意。