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【单选题】
下面关于多媒体系统的描述中，不正确的是 。A.
多媒体系统是对文字、图形、声音等信息及资源进行管理的系统
B.
数据压缩是多媒体信息处理的关键技术
C.
多媒体系统可以在微型计算机上运行
D.
多媒体系统只能在微型计算机上运行
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【简答题】I will never forget the year I was about twelve years old. My mother told us that we would not be _36_ Christmas gifts because there was not enough money. I felt sad and thought, “What would I say whe...
【单选题】One function of a bulwark is to ______．
A.
Help keep the deck dry
B.
Prevent stress concentrations on the stringer plate
C.
Protect against twisting forces exerted on the frame of the vessel
D.
Reinforce the side stringers
【简答题】I will never forget the year I was about twelve years old. My mother told us that we would not be Christmas gifts because there was not enough money. I felt sad and thought，“What would I say when the ...
【单选题】According to the passage, when bored, we usually
A.
trigger less brain activity.
B.
concentrate on time passing.
C.
pay less attention to duration.
D.
care less about time passing.
【单选题】He reminded his daughter that only after _______a secretary and other staff_______able to concentrate on marketing.
A.
she could afford;would she be
B.
she could afford;she would be
C.
could she afford;would she be
D.
could she afford;would she be
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