Byreadingthearticle,weknowhow 国语站 题库 1.5W 大中小设置文字大小 问题详情:By reading the article, we know how ______ in our daily life. we protect the earth can reduce pollutionld we save water must recycle things【回答】B知识点:宾语从句题型:选择题 TAG标签:#