题目内容

简述形成权的概念和特征。

查看答案

搜索结果不匹配？点我反馈

更多问题

子网掩码是由位二进制数组成，它的子网主机标识部分为全“”

Directions: There are 15 sentences in this section. For each sentence there are four choices marked A, B, C and D. Choose one answer that best completes the sentence and blacken the corresponding letter on the answer sheet.
6. ______ you go there early, there won't be much a chance of getting a ticket.

A. Until
B. If
C. Unless
D. If only

[A] to be doing
[B] with doing
[C] to do
[D] of doing

We shall probably never be able to _____ the exact nature of these sub-atomic particles.
[A] assert
[B] impart
[C] ascertain
[D] notify