Not only his parents but also his brother         to the Summer Palace. They haven’t been back.
#41984
A
have been
B
have gone
C
has been
D
has gone
推荐题目
When I got to the cinema, the film ___________ for 15 minutes.
#39992
A
has begun
B
has been
C
had begun
D
had been on
I would like to buy the black pen because I ___ that kind of pen ____ well. 
#39870
A
have told; writes
B
have been told; writes
C
was told; wrote
D
have been told; is written
Mary _____ a photo of Professor Smith while he was making a speech.
#39268
A
took
B
takes
C
would take
D
has taken
 Look at the ______ ! It’s ______ heavily now. 
#40121
A
rain, rain
B
raining, raining
C
rain, raining
D
raining, rain