题目内容

【C13】

A. questions
B. problems
C. solutions
D. surroundings

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【C3】

A. courses
B. experiences
C. mistakes
D. successes

【C8】

A. third
B. few
C. lot
D. several

【C11】

A. of
B. by
C. from
D. off

【C5】

A. nothing
B. something
C. much
D. more

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