What can we know about the Non-aligned Movement
A. It is made up of more than 100 states.
B. Its members contain less than half the world's population.
C. It is made up of dozens of African and Asian countries.
D. It came into being 52 years ago.
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网络协议是为了网络数据交换而制定，它的主要组成要素是 Ⅰ．语法 Ⅱ．规则 Ⅲ．语义 Ⅳ．约定 V．时序
A. Ⅰ，Ⅱ和Ⅴ
B. Ⅱ，Ⅲ和Ⅳ
C. Ⅰ，Ⅲ和Ⅴ
D. Ⅰ，Ⅱ和Ⅳ
原核生物转录生成的mRNA属于
A. 内含子
B. 多顺反子
C. RNA聚合酶Ⅱ
D. 原核RNA聚合酶口
E. 多聚A聚合酶
证实DNA复制是半保留复制的是
A. M．Meselson和F．W Staid
B. Watson和Crick
C. Okazaki和Lesch
D. Kom和Temin
E. Waston和Mizufani
The hotel will be in a tight comer this year unless the newly launched project ______ miracle.
A. is working
B. works
C. will be working
D. worked
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