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【单选题】
IEEE 802.11 协议族标准采用( )机制A.
CSMA/CD
B.
CSMA/CA
C.
CSMA/DA
D.
CSMA/DD
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举一反三
【单选题】Computer people talk lots about the need for other people to become 'computer literate '. But not all experts think it a good idea. One pioneer, in particular, who disagrees, is David Debut, the found...
A.
Computer learning should be made easier.
B.
There should be more computer clubs for experts.
C.
People should work harder to computer use.
D.
Computers should be made cheaper so that people can afford them.
【单选题】中国特色社会主义进入了新时代,这是我国发展新的历史方位。在新时代,我国社会主要矛盾发生了变化,这是关系全局的历史性变化。当前,推进新时代中国特色社会主义事业,要从我国的实际出发,以下符合现阶段国情的是:
A.
全面建成小康社会
B.
社会主义初级阶段
C.
社会主义现代化国家
D.
社会主义现代化强国
【单选题】After 20 years of marriage, a husband may still not understand his wife. How is it that she is never at a【C1】______for words? How can she【C2】______the names of a couple they met on【C3】______years ago?...
A.
loss
B.
puzzle
C.
slip
D.
failure
【简答题】主存储器的性能指标主要是存储容量,A.______和B.______。
【简答题】简答无领导小组讨论的分类。P177～178
【简答题】C Computer people talk lots about the need for other people to become ' computer literate ' . But not all experts think it a good idea. Onepioneer, in particular, who disagrees, is David Debut, the fo...
【单选题】After 20 years of marriage, a husband may still not understand his wife. How is it that she is never at a【C1】______for words? How can she【C2】______the names of a couple they met on【C3】______years ago?...
A.
slip
B.
puzzle
C.
loss
D.
failure
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