When Steven suddenly remembered that he had left his mobile in the office, the train was already ________.
#25617
A
on the go
B
on the rise
C
on the run
D
on the move
推荐题目
 It is amazing that the little boy can swim ________the river ________100 meters in width. 
#25610
A
across; measuring
B
over; measured
C
across; measured
D
through; measuring
.You can't see the___________ now for they are having a meeting at the moment.
#27614
A
editor-in-chiefs
B
by an hour
C
by hour
D
each hour
The boys is impolite to others and this _________ hurts himself.
#27527
A
in turn
B
at turns
C
by turns
D
in turns