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【单选题】
下述关于接口的描述中，不正确的是（）。A.
接口是计算机系统提高主机工作效率必不可少的条件
B.
接口是计算机CPU、存储器与外围设备，或外围设备之间，或两种机器之间通过系统总线进行连接的电路
C.
接口是CPU与外界进行信息交换的中转站
D.
一台计算机可以具有多个接口，但只能具有一种类型的接口
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举一反三
【单选题】National saving (or just saving) is equal to
A.
investment + consumption expenditures.
B.
private saving + public saving.
C.
GDP - government purchases.
D.
GDP + consumption expenditures + government purchases
【简答题】Today about 70 countries use Daylight Saving Time (DST). Daylight Saving was first introduced during World War I in Australia. During the world wars, DST was used for the late summers beginning Januar...
【单选题】（）is the volume for loading goods of the vehicle.
A.
Vehicle tonnage
B.
Vehicle size
C.
Vehicle capacity
D.
Available vehicle capacity
【简答题】储蓄(saving)
【简答题】听力原文：(A) There is a man running ahead of the vehicle. (B) The vehicle has stopped at a light. (C)The vehicle has stopped by the road. (D) The road is being paved.
【单选题】（）is the volume for loading goods of the vehicle.
A.
Vehicle tonnage
B.
Vehicle size
C.
Vehicle capacity
D.
Available Vehicle capacity
【单选题】National saving is defined as the amount of
A.
business saving.
B.
household saving.
C.
business saving and household saving.
D.
private saving and government saving.
【单选题】“船舶；车辆”正确的翻译为( )。
A.
vessel; vehicle
B.
ship; cargo
C.
vehicle; vessel
D.
cargo; vehicle
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