单项选择题

Passage Three
Questions 33 to 35 are based on the passage you have just heard.

A．They lose water constantly.
B．They contain a relatively lower concentration of salt.
C．They neither lose nor absorb water.
D．They possess a relatively higher concentration of salt.
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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
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.
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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