单项选择题

The official statistics on productivity growth ______.

A．exclude the usual rebound in a business cycle
B．fall short of businessmen' s anticipation
C．meet the expectation of business people
D．fail to reflect the true state of economy

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单项选择题

The author raises the question what about pain without gain. because ______.

A．he questions the truth of "no gain without pain"
B．he does not think the productivity revolution works
C．he wonders if the official statistics are misleading
D．he has conclusive evidence for the revival of businesses

单项选择题

The 1978 - 1987 averages of productivity are less than ______.

A．1%
B．2%
C．1.5%
D．4%