单项选择题

A．To represent his firm.
B．To have an interview.
C．To pay a social call.
D．To service a computer.
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单项选择题
A．He’s going to sell his house.B．He’s going to find an apartment.C．He’s found an apartment.D．He’s moved to downtown.
A．He’s going to sell his house.
B．He’s going to find an apartment.
C．He’s found an apartment.
D．He’s moved to downtown.
单项选择题
In the third paragraph, Science today is not laughing at such extremes. suggests that______.
A．science has proved that reproductive monster machines are already existing in the world
B．science has proved that the authors mentioned above tend to go to extremes
C．science has not completely denied the possibility of reproductive powers of machines
D．science is trying to prove the existence of reproductive monsters in the world
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