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 have to work hard _____ the test. 
#50128
A
pass
B
to pass
C
for pass
D
passing
 —      your hometown like?—It’ s a good place       .
#49581
A
How’s; to live
B
How does; living
C
What’s; to live
D
What does; living
The floor is quite wet, and my teacher told us _________ quickly.
#50531
A
to mop up it
B
mopped it up
C
to mop it up
D
mop it up