There are two blackboards ______the wall and two doors ____the wall.
#47414
A
on, on
B
on , in
C
in , on
D
in ,in
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He is very ______and he always explains things _____us.
#50292
A
impatient , to
B
impatient , with
C
patient , to
D
patient , for
Please call Mary _____ 078-9876.
#47600
A
in
B
at
C
to
D
of
We are doing much better _____English ______our teacher’s help.
#45854
A
in; at
B
at; in
C
in; with
D
with; with