单项选择题

A．He lost all his data in his work.
B．He can’t find his data in the computer.
C．He can’t find the phone number of a company.
D．His computer is crashed in the middle of his work.
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单项选择题
A．Refined food.B．Processed food.C．Natural food.D．Organic food.
A．Refined food.
B．Processed food.
C．Natural food.
D．Organic food.
单项选择题
A．A housewife.B．A singer.C．A teacher.D．A musician.
A．A housewife.
B．A singer.
C．A teacher.
D．A musician.
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