There is a policeman _____ the bus. He is watching the traffic.
#35493
A
in front of
B
in the front of
C
in the front
D
the front
推荐题目
 The _____________ we do our homework, the __________ mistakes we will make
#40130
A
more careful, less
B
more carefully, less
C
more carefully, fewer
D
more careful, fewer
 ---What class are you in?    ---I’m in ______.
#42523
A
Class Four, Grade Seven
B
class four, grade seven
C
Four Class, Seven Grade
D
Class four, Grade seven
 We speak English in class_________.
#43413
A
every day
B
everyday
C
everydays
D
every days
It is said that the gravity on Mars is only about __________ of the gravity on earth.
#40531
A
three-eighths
B
third-eighth
C
three-eighth
D
third-eighths