______ is known to all,Taiwan is a part

柜员密码变更系统控制最迟（）天必须变更。

A.7

B.8

C.10

D.11

下列属于我们能保密的是[ ]

A、看见有人偷东西

B、自己身体方面的某些缺陷

C、看到同学考试作弊

D、知道小刚捡到1千元钱未上交

In relation to the Property Law of China:

(c) distinguish between the confirmation of property and the protection of property in terms of the nature of the dispute; (2 marks)

电压继电器和电流继电器的区别