Traffic is quite heavy every day.The_____problem is to avoid the _英语解答

Traffic is quite heavy every day.The_____problem is to avoid the road accidents.
写basic还是main 有什么区别吗?

人气：321 ℃　时间：2020-07-24 06:42:07

解答

你好,二者意思不同,前者是基本,后者是主要.应该是主要需要解决的问题是.故应该是main.