Suppose we had a meal in a restaurant and the bill was 20 dollars, how much was the appropriate tip we would give to the waiter？
A. 15 cents
B. 35 cents
C. 1 dollars
D. 3 dollars
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What accounts for the increasing number of back pain sufferers in modern life is a number
A. plain ageing
B. spine defects
C. surgical failures
D. mental stress
Which of the following best describes the passage as a whole？
An outline for future research
B. An expanded definition of commonly misunderstood terms
C. An analysis of a dispute between two theories
D. A discussion of research findings in an ongoing inquiry
通过中级会计专业技术资格考试，用人单位必须聘为会计师职务。()
A. 正确
B. 错误
【S13】
A. annoyed
B. confused
C. absent-minded
D. disgusted
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