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

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单项选择题

The word spas (Par

A．1) most probably refers to ________.A. sports activityB. places for physical exerciseC. recreation centersD. athletic training programs

单项选择题

People were given physical fitness tests in order to find out ________.

A．how well they could do in athletics
B．what their health condition was like
C．what kind of fitness center was suitable for them
D．whether they were fit for aerobic exercise