She had just finished her homework ____ her mother asked her to practice playing the piano yesterday. 
#80603
A
when
B
while
C
after
D
since
推荐题目
The teacher told the student to go back ________ he sat.
#33167
A
to where
B
to which
C
the place where
D
where
       , and we each can have one.
#31886
A
A few more books
B
Giving us a few more books
C
To give us a few more books
D
Given us a few more books