He is a teacher. He has been a teacher ____ 1990.
#46441
A
in
B
until
C
since
D
For
推荐题目
There is a wooden bridge ______the river _______ my house.
#49366
A
above, in front of
B
over, in the front of
C
above, in the front of
D
over, in front of
Her father was too tired_________ too much hard work.
#48390
A
because
B
as
C
for
D
because of