It’s ten o’clock. The children are ___ a good time.
#41953
A
having
B
doing
C
taking
D
playing
推荐题目
More than 20 people ________ in traffic accidents ________ last May.
#37492
A
have died, for
B
have died, since
C
have been dead, since
D
have been dead, for
Can you tell me what you __________ when the teacher came into the classroom?
#39707
A
did
B
do
C
are doing
D
were doing