There must be many people ________ for their trains at the train station because of the golden week holiday.
#49141
A
are waiting
B
waited
C
to wait
D
waiting
推荐题目
I always tell my students _________ on the road because it’s really dangerous.
#49248
A
not to play
B
to play not
C
not playing
D
not play
When I got out of the room, I found someone _____________ the tree.
#50126
A
climbing
B
to climb
C
climb
D
climbs
