钢中产生白点缺陷的内在原因是钢中含有（）。
A、磷
B、硫
C、氢
D、氮
参考答案：C
When I arrived, Bryan took me to see the house___ I would be staying.
A．what
B．when
C．where
D．which
Your body language _____ your real emotion.
A．gave in
B．gave up
C．gave away
D．gave out
