单项选择题


Passage Three
Questions 22 to 25 are based on the passage you have just heard.

A．Portable computers.
B．Radio.
C．Mobile telephones.
D．The source remains unconfirmed.
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单项选择题
A．He was not happy with the new director.B．He was not qualified to be an engineer.C．He wanted to travel.D．He found his job boring.
A．He was not happy with the new director.
B．He was not qualified to be an engineer.
C．He wanted to travel.
D．He found his job boring.
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