People tend to live more happily and longer if they are ________ about life. A．p_刷题宝

题干

People tend to live more happily and longer if they are ________ about life.

A．pessimistic

B．enthusiastic

C．optimistic

D．terrific

上一题下一题 0.85难度单项选择更新时间:2011-11-15 11:58:07

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