问题描述:
you should understand the traffic rule by now.---you are had it ____often enough.
A expaining
B to explain
C explain
D explained
为什么选D?
是不是什么固定搭配,那么当have sth一定是done吗?怎么看?
A expaining
B to explain
C explain
D explained
为什么选D?
是不是什么固定搭配,那么当have sth一定是done吗?怎么看?
问题解答:
我来补答展开全文阅读