题目内容
Whenever we are in _____, we must never lose_____, but try to think of the way out.
A. the trouble; our heart B. troubles; hearts C. trouble; heart D. trouble; our heart
C

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题目内容
Whenever we are in _____, we must never lose_____, but try to think of the way out.
A. the trouble; our heart B. troubles; hearts C. trouble; heart D. trouble; our heart
C