问题补充：
-I have driven for so long, and now I want to have a rest.
- . to drive.
A. No; Its my turn
B. Yes; Its your turn
C. Go ahead; Its your turn
D. Go ahead; Its my turn
答案：
A. No; Its my turn
B. Yes; Its your turn
C. Go ahead; Its your turn
(答案→)D. Go ahead; Its my turn
解析：Go ahead 在此句中意为去休息吧。
