---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’ll have a hiking trip, but when shall we meet??--Let’s make it half past eight the morning of May 1st.
#50871
A
/; on
B
at; in
C
./; in
D
at; on
The woman was in that hotel before she came here.
#49740
A
on service
B
on the service
C
in service
D
in the service