— How did the accident happen?— You know, it        difficult to see the road clearly because it      .
#39931
A
is…was raining
B
was…had rained
C
is…is raining
D
was…was raining
推荐题目
Thank you for      me with my English.
#40588
A
helping
B
help
C
helps
D
to help
My aunt is a writer. She ______ more than ten books since 1980.
#42321
A
writes
B
wrote
C
has written
D
will write