单项选择题

Early fitness spas were intended mainly for ________.

A．the promotion of aerobic exercise
B．endurance and muscular development
C．the improvement of women's figures
D．better performance in aerobic dancing
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单项选择题
Recent studies have suggested that weight training ________.
A．has become an essential part of people's life
B．may well affect the health of the trainees
C．will attract more people in the days to come
D．contributes to health improvement as well
单项选择题
What was the attitude of doctors towards weight training in health improvement
A．Positive
B．Indifferent
C．Negative
D．Cautious
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