早教吧 育儿知识 作业答案 考试题库 百科 知识分享

Believeitornot,thewaterweflushdownourtolietsasfreshwater!A.startB.stsrtsC.startingD.hasstarted

题目详情
Believe it or not,the water we flush down our toliets _____ as fresh water!
A.start B.stsrts C.starting D.has started
▼优质解答
答案和解析
B.不管你信不信,我们用来冲厕所的水原本是干净的!
we flush down our toilets在句中是做the water的定语从句,主题句就是the water starts as fresh water.