问答题 Older people have more illness than young or middle-aged people; unless they have wealth or private or government insurance, they must often “go on welfare" if they have a serious illness.
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【正确答案】老年人比青年人、中年人都更多病，除非他们自己有钱或者是有私人的或政府的保险，如果生了重病，他们时常不得不“依靠社会福利”。
【答案解析】