—How long _         like this? — Three weeks! It's normal that it rains without stopping these days of the year.
#101570
A
will it rain
B
is it raining
C
has it been raining
D
does it rain
推荐题目
---The window is dirty.----I know. It ______ for weeks.
#101155
A
hasn’t cleaned
B
didn’t clean
C
wasn’t cleaned
D
hasn’t been cleaned
 —Do you think we should accept that offer?—Yes, we should, for we _________ such bad luck up till now, and time _________ out. 
#104592
A
have had; is running
B
had; is running
C
have; has been run
D
have had; has been run