My father will be back ______ the morning of May 15. 
#49010
A
in
B
at
C
on
D
since
推荐题目
The shop ________ the right of my school is only open ________the day.
#48465
A
in; on
B
on; during
C
in; during
D
on; on
We can’t do two things _____.
#48624
A
all the time
B
on time
C
at times
D
at a time
Don’t forget     an umbrella      you. It’s going to rain.
#48164
A
to take , to
B
taking , to
C
to take, with
D
taking , with