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问题 单项选择题

在一场正式比赛中，一支球队上报的最多和最少比赛人数是多少？（）

A.最多16名，最少7名

B.最多18名，最少7名取决于规程制定的最多参赛人数

C.最多和最少队员人数取决于会员协会

D.最多11名，最少7名

答案

参考答案：B

单项选择题

When most people refer to multimedia, they generally mean the combination of two or more continuous media, usually with some user (115) . In practice, the two media are normally audio and video, this is, (116) plus moving (117) .

It should be’ obvious by now that transmitting multimedia material in uncompressed form is completely out of (118) . The only hope is that massive compression is possible. Fortunately, a large body of research over the past few decades has led to many compression techniques and algorithms that make multimedia transmission (119) .

（116）是（）

A.display

B.games

C.help

D.interaction

E.pictures

F.sound

G.web
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选择题

下列各组物质中，化学式不同的是[ ]

A.红磷与白磷

B.水和冰

C.金刚石和石墨

D.氧气和臭氧
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