英语语法问题the chief reason for the population growth isn't so mu
英语语法问题 the chief reason for the population growth isn't so much a rise in birth rates____ a fall in death rates as a result of improvements in medical care.求划分结构和翻译 空格中填 AS。作何解
the chief reason( for the population growth) isn't so much a rise in birth rates_but / instead of___ a fall in death rates( as a result of improvements in medical care). 求划分结构和翻译 ...
人口增长的主要原因不仅是出生率的上升__ 医疗技术的提升使得死亡率下降 the chief reason for the population growth isn't so much a rise in birth rates ____ a fall in death rates as a result of improvements in medical care.