---I heard your grandpa used to be a teacher. --- Yes. He was a math teacher ________.
#48992
A
on the 1950s
B
in the 1950s
C
at the 1950’s
D
in 1950’s
推荐题目
We have _______ breakfast _______ seven o’clock_________ morning.
#47974
A
the; in, at
B
/; at, in the
C
the; in, in the
D
/; on, in
_________ her mother, she became a famous scientist.
#46404
A
With the help
B
Thanks for
C
Thanks to
D
As a result
