单项选择题

A．Information superhighway.
B．Junk mails.
C．E-commerce.
D．How to send e-mails.
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单项选择题
A．He is a stranger to the stock.B．He is confident of his investment.C．He likes the stock very much.D．He is the student of the woman.
A．He is a stranger to the stock.
B．He is confident of his investment.
C．He likes the stock very much.
D．He is the student of the woman.
单项选择题
A．$2.5.B．$7.5.C．$5.D．$10.
A．$2.5.
B．$7.5.
C．$5.
D．$10.
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