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【判断题】
A和B是可以相互替换的商品,如果A价格上升,会导致B的需求量下降。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】Bus Driver: Move to the back of the bus, please. There are plenty of seats. Passenger:_________Bus Driver: Forty cents. Drop it in the box?
A.
What is the price, please?
B.
What shall be the fee, please?
C.
How much does it cost, please?
D.
How much is the fare, please?
【简答题】为什么位示图法适用于分页式存储管理和对磁盘存储空间的管理?如果在存储管理中采用可变分区存储管理方案，也能采用位示图法来管理空闲区吗?为什么?
【简答题】On the way to school, a school bus driver stops the bus in front of a washroom and then he goes in. But the bus doesn’t stop. After the driver gets off, the bus begins to run down the road, and there ...
【简答题】__ a small farm in Mexico, there are no schools. A bus is the __. The driver of the bus is the teacher. It’s a school bus, but it doesn’t __ the children to school. It just goes round from place to pl...
【单选题】在可变分区存储管理中，某作业完成后要收回其主存空间，该空间可能要与相邻空闲区合并。在修改未分配区表时，使空闲区个数不变且空闲区始址不变的情况是(16)空闲区。
A.
无上邻也无下邻
B.
无上邻但有下邻
C.
有上邻也有下邻
D.
有上邻但无下邻
【单选题】Bus driver: Move to the rear of the bus, please.There are plenty of seats.Passenger: ______ ?Bus driver: Forty cents.Drop it in the box.
A.
What is the price, please
B.
What shall be the fee, please
C.
How much does it cost, please
D.
How much is the fare, please
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