通常把封住畦口、停止向畦田放水时,畦内水流长度与畦长的比值叫() A.灌水延续时间 发布时间:2017-08-21 13:48 │ 来源:www.tikuol.com 题型:单项选择题 问题: 通常把封住畦口、停止向畦田放水时,畦内水流长度与畦长的比值叫()A.灌水延续时间B.灌水定额C.入畦流量D.改水成数
题型:单项选择题 There____ a car and three bikes in her home.She can ____the bike, _____she can’t drive the car.A.are, ride, orB.are, take, andC.is, ride, butD.are, ride, but 查看答案