中国农业发展银行可以办理保险代理等中间业务。

过点（1，1）且与f（x）=x²相切的直线方程为______．

Only when you leave your parents for college education _______ how much you love them.

A．do you realize

B．you realize

C．you will realize

D．will you realize

——In this day and age,  women can have children and jobs as well．

——I can’t agree more． It’s great to have the two           ．

A．linked

B．related

C．connected

D．combined

在CAS-OB精炼过程中钢中硅含量的变化规律是怎样的？