临时接地线是()的多股软铜线。
A、带有透明护套
B、全裸
C、带有黑橡胶护套
D、带有黄色塑料护套
参考答案:A
离婚后子女抚养费,一经法院判决生效后,就()。
A、不能变更
B、能够变更
C、必要时可变更
This question is so hard that students can work it out. [ ]
A. few
B. a few
C. little
D. a little