读“北美大陆沿40°N地形剖面图”,判断A山脉是 ( )
A:安第斯山脉
B:落基山脉
C:喜马拉雅山脉
D:乌拉尔山脉
看得见的小正方体有____块,看不见的小正方体有____块,一共有____块小正方体.
You can go to the nature park ___________. It's not far.