Our earth is in danger so taking action to protect it is importan_英语解答

Our earth is in danger so taking action to protect it is important为什么要用taking
急

人气：432 ℃　时间：2020-04-16 04:20:29

解答

动名词短语作主语呀那老师讲的时候为什么要画下
is important意思是后面已有动词 is ，故前面用动名词作主语。