单项选择题

Passage Two
Questions 30 to 32 are based on the passage you have just heard.

A．By using their body to pave the way for others.
B．By covering holes inside their nest.
C．By determining which one is the best fit.
D．By stepping on remainder’s back.
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单项选择题
A．Apple.B．Energy Star.C．Sony.D．Microsoft.
A．Apple.
B．Energy Star.
C．Sony.
D．Microsoft.
单项选择题
Once the police book a suspect under a fake name, it is difficult to get the name off the list, because______.
A．it is banned by police
B．the police are not willing to remove it
C．it takes the police a lot of time to remove it
D．it makes the police embarrassed
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