单项选择题

The predominant idea of today is that

A．information should be free in cyberspace.
B．content on the Web should be paid for.
C．the laws of economics are not applicable to cyberspace.
D．the laws of economics are as outdated as the laws of gravity.

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单项选择题

Many magazines charge the consumers some money________.

A．because they need that money badly for survival.
B．so that the consumers are more likely to read the ad in them.
C．because it encourages the consumers to renew subscription.
D．since the monthly postage itself costs quite a lot of money.

单项选择题

Most leading magazines would be given to consumers for free as long as______.

A．they earned enough money to keep the business going.
B．consumers take the trouble to read the ad in the magazine.
C．consumers read the main content of these magazines.
D．consumers understand the policy of the magazine business.