—Yang yan, are you ing with us?
—I’d love to, but something unexpected .
A. was ing up
B. had e up
C. would e up
D. has e up
网友回答
A. was ing up
B. had e up
C. would e up
(答案→)D. has e up
解析：考查时态题。句意：—杨艳，你要和我们一起去吗？—我想去，可是有一些意料之外的事情发生了。本题使用现在完成时表示过去发生的事情对现在的影响，正是因为过去发生了事情，使我现在不能去了。故D正确。