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杰尼斯从网上银行将300美元从其支票账户转到其储蓄账户，那么M1和M2会发生什么变化？

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Which of the listed conditions can be considered as the single greatest cause of accident？

A. Speed
B. Excessive knowledge or skill
C. Human error
D. Excitement

If a used lube oil analysis indicates excessive chromate content, this means

A. air filtration is inadequate
B. engine coolant is leaking into the lube oil
C. fuel oil is leaking into the lube oil
D. the piston rings are excessive worn

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Emulsion oils and sodium nitrite are both approved additives, but the latter cannot be used if any pipes are or if ally soldered joints exit.

A. chromed
B. welded
C. galvanized
D. bolted

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价格水平的上升________。

A. 使得货币的购买力提高
B. 降低了出口产品的价格
C. 降低了货币的购买力
D. 增加了总需求
E. 使得总需求曲线更为陡峭

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