单项选择题

The department purchased ______ to simulate conditions in outer space.

A. a new equipment
B. new equipments
C. a new piece of equipment
D. a lot of equipments
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单项选择题
How much would you ______ for repairing my watch
A. charge
B. cost
C. pay
D. spend
单项选择题
You must have a thorough rest and ______ your sleeplessness and headache.
A. get the better of
B. get rid of
C. get the feel of
D. get over with
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