单项选择题

What is this text mainly about

A．Conveniences brought to consumers through use of the Internet.
B．Implications of increasing commercial use of the Internet.
C．Security risks posed by commercial use of the Internet.
D．Advantages of Internet banking versus traditional banking.

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单项选择题

What is implied in the passage

A．Tourists now have more access to reliable information about travel risks.
B．The State Department now provides more information for travelers on its web site.
C．Tourists face a world of dangers but, with the right advice, can manage most of them.
D．The State Department is sometimes binned for not providing travelers with enough information.

单项选择题

Which should one avoid doing when traveling

A．Keeping vigilant all the time.
B．Walking on the streets late at night.
C．Withdrawing cash on ATM machines.
D．Thinking about the occasional volcano.