问题补充：
--- Can I see the headmaster at the moment, please ?
--- I’m afraid not. He out. He in 10 minutes.
A. goes; comes
B. gone; came
C. will go; will come
D. has gone; will come back
答案：
A. goes; comes
B. gone; came
C. will go; will come
(答案→)D. has gone; will come back
解析：考查时态。句意：我现在能见见校长吗？——恐怕不能。他已经出去了。他会在十分钟后回来。结合语境可知下文前一句描述的是现在已经完成的动作，故用现在完成时态。下一句描述的是将要进行的动作，故用一般将来时态。选D。In+段时间表示多久以后，常用在一般将来时中。
