题目内容
(请给出正确答案)
[主观题]
请把教材9.4第四段第二句译为汉语: The decrease in the number of children per family since the end of the baby-boom, coupled with increases in life expectancy, has inevitably led to a projected increase in the ratio of elderly to working -age population throughout the developed world.
答案
No Parking.
如搜索结果不匹配,请 联系老师 获取答案