I’m ___ duty today. I must clean the classroom _____ school.
#47280
A
after; on
B
in; before
C
on; after
D
for; in
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--- What time do I have to leave, Dr Li?--- _________, don’t stay here ________ visiting hours.
#46086
A
Usually; over
B
Regularly; above
C
Anyway; beyond
D
Mostly; during
You can call me ____ 0510-82234567 or e-mail me _____lily@changshu.com.cn.
#49514
A
on, at
B
at, on
C
by, on
D
on, on