单项选择题

The author seems to suggest that ______.

A．the aged should not go to the nursing home
B．we can lengthen our lives through high-tech medicine
C．centenarians die faster than those who are younger
D．the ever-growing Segment of centenarians has caused concern

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热门试题

单项选择题

A century ago, how many lived to, or past 100, within a population of 5 million

A．5,000,000.
B．10,000.
C．50,000.
D．1,000.

单项选择题

Leacock's account of being summoned to look at a stewardess's knee ______.

A．tells us that he was always ready to help others
B．indicates that he was an incompetent doctor
C．reveals that he was very proud of his degree
D．shows that he could be playful sometimes