--- Fine, I've got used to the life there and I've made some friends.

A．How are you

B．How are you doing

C．Are you getting on well

D．How do you do

下列关于前轮转弯说明正确的是（）.

A.任何情况下，转弯控制手轮都可以提供左右74度的转弯能力

B.转弯控制手轮的输入信号优先于方向舵脚蹬的输入

C.两个转弯控制手轮的输入信号是代数相加的

D.转弯控制手轮通过钢索连接到前起落架