He is a teacher. He has been a teacher ____ 1990.
#46441
A
in
B
until
C
since
D
For
推荐题目
There are two blackboards ______the wall and two doors ____the wall.
#47414
A
on, on
B
on , in
C
in , on
D
in ,in
They can provide special places _________ homeless people ________ stay.
#46027
A
with ; for
B
for; to
C
with; to
D
for; with