The first class begins 8 o’clock the morning.
A. at, on
B. at, in
C. on, in
查看答案
listen! Some girls in the classroom.
A. are singing
B. sing
C. is sing
Tom and Paul usually watch TV weekends.
A. in
B. for
C. on
Do you often work late night?
A. at
B. in
C. by
The boy a picture now.
A. draws
B. is drawing
C. will draw
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