When night fell,the weather _____ even worse.A.become B.got C.turn D.grow
问题描述：
When night fell,the weather _____ even worse.A.become B.got C.turn D.grow
为什么选B而不选A呢?
答
A的时态不对.become的过去式是became.
其余C、D也有相同问题.