What does Gottlieb mean when he says, "The beauty of this is we can reach people when theyre out of their homes, moneys in their pockets and stores are still open"？
A. Customers are being influenced to spend money in shops.
B. Cabdrivers are rushing to buy his flat-panel TV screens.
Cabdrivers are watching his TVs.
D. Customers no longer knock their knees as they get into the taxis.
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The author implies that the result of outsourcing______.
A. is freedom to generate new ideas
B. is business-as-usual
C. is a collection of projects
D. is a core competence
二进制异步减法计数器的接法必须把低位触发器的Q端与高位触发器的CP端相连。()
对于轻型又如飞机而言，最安全有效的起飞和起始爬升程序是加速至()。
A. 在地面1发失效时的最大爬升率速度，并以此速度离地和爬升
B. vMC，并以此速度离地，以最大爬升角速度爬升
C. 稍大于vMC的速度，并以最大爬升率速度离地和爬升
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