单项选择题

The dentist has decided to extract her bad tooth.

A．take out
B．repair
C．push in
D．dig
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单项选择题
The index is the government’s chief gauge of future economic activity.
A．measure
B．opinion
C．evaluation
D．decision
单项选择题
Mary has blended the ingredients.
A．mixed
B．made
C．cooked
D．eaten
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