问题
It must have rained last night, ________ the ground is wet now
A:for
B:because
C:since
D:now that
B:because
C:since
D:now that
正确答案是：
同类题型
__________ middle school, Wang Wei and I have dreamed about taking a great bike trip
The two sportsmen congratulated each other ____ winning the match by shaking hands
Jim is very_____ because he doesn’t like exercise.
ition to the farming they ______ since the1990s, the Smiths have started a small business.