请选择（11）处的最佳答案．
A. impact
B. interpretation
C. understanding
D. impasse
It can be inferred from the passage that_________
A. everybody is suffering from worry
B. people have all realized the fact that worry leads to nothing
C. a little worry might make things better
D. it often happens that what you worry about will never come true
A．uniqueB．specificC．complicatedD．Peculiar
A. unique
B. specific
C. complicated
D. Peculiar
It is necessary to make clear to the boss______________
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