单项选择题

If you want a thing _ well, do it yourself.

A．done
B．doing
C．to do
D．being done
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单项选择题
Because of the popularity of the region, visitors are advised to book hotels
A．in order
B．in person
C．in turn
D．in advance
单项选择题
This ambitious project, scores of organizations around the world, will take at least ten years to be accomplished.
A．indicating
B．composing
C．containing
D．involving
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