单选题
18.
When I went out jogging early this morning, I found the ground wet. It ______ last night.
A、
might have rained
B、
may have rained
C、
can have rained
D、
must have rained
【正确答案】
D
【答案解析】
句意“当我一早出去慢跑发现地面是湿的。昨晚一定是下雨了”。must have done表示对过去某事肯定的猜测。
提交答案
关闭