单项选择题

Once grey wolf could be found in many parts of the earth.

A．Right.
B．Wrong.
C．Doesn't say.
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单项选择题
We can find more and more grey wolf in Alaska.
A．Right.
B．Wrong.
C．Doesn't say.
单项选择题
There are less grey wolves in Europe than in the United States.
A．Right.
B．Wrong.
C．Doesn't say.
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