热轧汽车板不用于制造（）。
A、大梁板
B、面板
C、齿轮
D、车轮用钢板
参考答案：B, C
The new survey shows that the number of students ______ computer games has been on the
increase in recent years.[ ]
A. devoted to
B. addicted to
C. connected to
D. related to
为满足供电的可靠性，要求电力系统至少具备（）的备用容量。
A.5%～10%
B.10%～15%
C.15%～20%
D.20%～30%
