Since the road is wet,() last night. A.it
题型:单项选择题
问题:
Since the road is wet,() last night.
A.it must have rained
B.it must rain
C.it must be raining
D.it must have been raining
Since the road is wet,() last night.
A.it must have rained
B.it must rain
C.it must be raining
D.it must have been raining