单项选择题

Complaints should be made to a(an) ______ person, who will deal with your problem seriously.

A．troublesome
B．enthusiastic
C．responsible
D．passive
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单项选择题
The scientists calculate that a cup of whole milk provides ______ more than 100 calories of energy.
A．roughly
B．adequately
C．exactly
D．barely
单项选择题
The painting is ______ about a young reaper enjoying his noonday rest.
A．arranged
B．ordered
C．managed
D．organized
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