单项选择题

（）such work before, she asked advice,from many experienced workers and planned everything carefully.

A．Having never done
B．Having been done
C．Having done
D．Never having done

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单项选择题
What will the weather be like（）

A．Cold and windy.
B．Snow will be replaced by strong winds.
C．It will get better.
D．Rainy and cold.
单项选择题
How much is the postage（）

A．12 dollars.
B．13 dollars.
C．11 dollars.
D．10 dollars.
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