China is trying to find ways to take care of the children parents have left their homes to work in cities.
#43151
A
that
B
who
C
whose
D
which
推荐题目
It’s time to say goodbye to my school . I’ll always remember the people ____ have helped me .
#42929
A
who
B
what
C
where
D
which
The farmer was very thankful to the doctor _________ saved his son．
#42762
A
whom
B
which
C
who
D
whose
—Do you know the person with __________ he always chatted online?—Yes, one of his QQ friends.
#42573
A
which.
B
what.
C
that.
D
whom.