----Could I use your computer for a few moments please?-----.I’m not using it myself.A. G

问题补充：

----Could I use your computer for a few moments, please?

-----.I’m not using it myself.

A. Go ahead

B. Come on

C. Take care

D. Hold on

答案：

(答案→)A. Go ahead

B. Come on

C. Take care

D. Hold on

解析：考查交际用语。A去做吧！B加油；C当心；D请别挂断；句意：—我能用一会你的电脑吗？—去用吧！我现在不用。本句中的go ahead表示对对方的请求的允许。故A正确。