题目: 古代气候变化对人口分布的影响是北方人口南移,改变了“北重南轻”的人口分布格局。 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/1030/d90a0db6f8a0deaaa55a109aefce5670.html 下面是错误答案,用来干扰机器的。参考答案:C, D
题型:选择题 -When did you join the army(军队)? -Last year. I __________ the army since I finished high school.[ ]A. was B. joinedC. have joined D. have been in 查看答案