题目内容
用适应的关系词填空
My sister, ________ children are at school all day, is trying to get a job．
This is the best play ________ was written by Jack．
Adjust(调节)the instrument the same way ________ you did the first one．
It was raining on the day ________ they arrived．
The reason ________ they now charge more is that prices have kept rising．
