问题
选择题
目前发展中国家与发达国家相比
A．人口老龄化问题更严重
B．大多数国家面临着高出生率、高死亡率的问题
C．大多数国家面临着少年儿童比重大的问题
D．大多数国家人口增长模式已经完成由传统型向现代型的转变
答案
答案：C
目前发展中国家的人口增长特征：高出生率、低死亡率、高自然增长率。故人口增长迅速，少年儿童比重较大。故C项正确。
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目前发展中国家与发达国家相比
A．人口老龄化问题更严重
B．大多数国家面临着高出生率、高死亡率的问题
C．大多数国家面临着少年儿童比重大的问题
D．大多数国家人口增长模式已经完成由传统型向现代型的转变
答案：C
目前发展中国家的人口增长特征：高出生率、低死亡率、高自然增长率。故人口增长迅速，少年儿童比重较大。故C项正确。
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| Last week 1 was trying to cheer up Jimmy the Bike Boy. But 2 week, Jimmy is happy again. 3 Monday he told a radio interviewer that he had run out of 4 to buy old bikes. He also put up some 5 asking for old bikes and called up all his friends and told them about the problem. He even handed 6 advertisements at a local supermarket. Then he told the teachers at 7 about his problem and they set up a call-in center for parents. The strategies 8 he came up with worked out fine. He now 9 sixteen bikes to fix up and give away to 10 who don't have bikes. | ||||
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