已知a+b0，ba，那么下列关系正确的是A．a6-a-bB．a-ab-bC．a-bb-aD．-a-bab
已知a+b>0，b<a，那么下列关系正确的是
A．a>6>-a>-b
B．a>-a>b>-b
C．a>-b>b>-a
D．-a>-b>a>b
相关考题：
She said in an email that ____________ cited lack of advancement opportunities over poor relationship with supervisor as their top reason for changing employers. (as)她在电子邮件中说道，三倍的雇员把与管理人的关系不好而缺乏晋升的机会列为换雇主的理由之首。