单项选择题

Who first had the idea of forming the Red Cross

A．Mogen David.
B．Jean Dunant.
C．Clara Barton.
D．A person who needed help.
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单项选择题
Why is it possible to send large amounts of information at great speed
A．The invention of glass-fiber technology.
B．Economic links among nations.
C．The popularity of home computers.
D．The appearance of the cable television.
单项选择题
Which of the following can best serve as the title of the passage
A．Communications.
B．Computers.
C．Telecommunications.
D．Glass-fiber Technology.
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