单项选择题

An e-mail phone is an improved device of telecommunication in that ______.

A．it can record a message in the form of e-mails
B．it can be used to receive and send e-mails
C．it can be connected with computers
D．it can be used to visit websites

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热门试题

单项选择题

It can be inferred from the passage that e-mails phones are designed to ______.

A．make transmission of e-mail messages faster
B．make communication through e-mails cheaper
C．make communication through e-mails easier
D．make communication through e-mails more popular

单项选择题

One fundamental flaw of e-mail phones is that people cannot use it to ______.

A．receive or send e-mails with attached files
B．receive attached files with documents
C．read attached files with graphics
D．read only messages in the form of simple text