题目

我国人口地理的重要分界线是 ( )A. 秦岭一淮河一线B. 漠河一腾冲一线C. 黑河一腾冲一线D. 横断山一祁连山一线 答案：【答案】C【解析】我国人口地理的重要分界线是黑河一腾冲一线，此线以东面积占全国的43%，人口占全国的94%，此线以西面积占全国的57%，人口只有全国的6%。我国人口分布东多西少。故选C。—Wow! You have a ticket to Xijiang!—It by my uncle. He is working in Xijiang.A. is bought B. was boughtC. has bought D. had bought