2015年5月17日~26日,***出访南美的巴西、哥伦比亚、秘鲁和智利四国,取得重大成果。读四国位置图,完成下面小题。
Do you see the sea? The sea is blue,and it is very large(大的).The sea looks beautiful in a sunny day. If(如果)you swim,in the sea,you know that the water is salty(咸的).Do you like the sea?
世界上人口自然增长率最低的大洲是( )