对薄壁的铸造零件和焊接零件来受，在加工之前应作（）处理。
A.去压力
B.去毛刺
C.去应力
参考答案：C
_____________ name is Lily.[ ]
A. His
B. Her
C. She
－Can you tell me Kitty’s address.
－I don’t know, either. But I’ll tell you her address when she ______ to me.
A．writes
B．write
C．wrote
D．written
