单项选择题

All the long lived people in the author's research don' t______.

A．come from mountainous regions
B．live and work at far higher elevations above sea levels
C．come from the modem industrial society
D．have grand children and great grand children

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热门试题

单项选择题

______doesn't contribute to the remarkable long life of these people.

A．Moderate diet
B．Clean mountain air
C．Daily hard work
D．Long physical height

单项选择题

This passage primarily describes______.

A．Mr. Mamedov' s life
B．factors that contribute people to a long life
C．suggestions for how you can live a long life
D．hard physical work is a good way to live a long life