根据意思写词语。
（1）由不得自己，控制不了自己。（ ）
（2）看见别人有某种长处、好处，希望自己也有。（ ）
（1）不由自主
（2）羡慕
已知关于x的多项式ax-bx合并后结果为0，则a与b的关系是______．
Sorry, I ______ when you spoke. I was thinking about something else. [ ]
A. isn't listening
B. hasn't listened
C. didn't listen
D. wasn't listening
