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
---What time ___________ we ___________ tomorrow?   ---At six in the morning.
#39642
A
will; to meet
B
do; meet
C
shall; meet
D
are; meeting
The Whites ___________ many places of interest since they came to China.
#36345
A
visited
B
will visit
C
have visited
D
visit
Mr. Green ___ to the manager now. You’d better call him later.
#41952
A
talk
B
talked
C
is talking
D
was talking