Students must be strict ____ their studies and teachers should be strict _____ their students.
#48202
A
in, at
B
at, with
C
with , in
D
in, with
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If they live in Chongqing, they can go to Wuhan _____ easily.
#48620
A
on foot
B
by the taxi
C
by boat
D
by sea
Betty arrives _______ London _______ the morning of June 1st.
#48126
A
at ; in
B
at ; on
C
in ; in
D
in ; on