Students must be strict _________ their studies and teachers should be strict ________ their students.
#50581
A
in ; at
B
at; with
C
with ; in
D
in ; with
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There is a beautiful garden _____ Kangkang’s house.
#48258
A
in the front of
B
in the front
C
in front
D
in front of
Tom needs some help ________ his homework. Can you help ________? 
#51205
A
to, he
B
with, him
C
to, his
D
with, his