—That must have been a lot of work.—Yeah, it ________ us three days to finish it.
#99760
A
takes 
B
had taken
C
took 
D
was taking
推荐题目
 Mary ______ to see you . She _____ for you downstairs at the moment . 
#104620
A
has come ; is waiting
B
came ; is waiting
C
has come ; waited
D
came ; was waiting
I asked him to come at 8 o’clock, but he _________. It’s already 9 now.
#102520
A
didn’t show up
B
hasn’t shown
C
hadn’t shown
D
wasn’t showing up