— The doctor is busy ________ his work.
#48117
A
at
B
for
C
with
D
on
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Cheng Long and Li Lianjie have much _______. And they often play similar roles in the movies.
#50621
A
in general
B
in style
C
in common
D
in shape
---Where do Tom and John sit ?--- Tom sits __________ of the room and John sits _________ of the room.
#48002
A
in front; at back
B
in the front; at the back
C
in front; at the back
D
in the front; at back
I’m sorry I took your backpack______ .
#51332
A
because mistake
B
with mistake
C
by mistake
D
by mistakes