From spatial order, we can see that the main points always follow a pattern from  . A.
top to bottom B.
left to right C.
east to west D.
some other routes
From spatial order, we can see that the main points always f - Unit 3 Love - 大学英语视听说 - 北京学银在线教育科技有限公司 | 大学网课搜题引擎