单项选择题

One suggestion from Mr. Scott is to

A．put plenty of content on the site.
B．hide some content on the site.
C．provide some secrets to competitors.

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单项选择题
30（）

A．personally
B．necessarily
C．especially
D．really
单项选择题
A seller’s web pages should be organised for the

A．A．products.
B．B．designers.
C．C．buyers.
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