on each side of the roadThere are a lot of people on (each) side of the road.其中为什么要填each?在其它的情况下有没有别的关于 on ( )side of 的用法?

on each side of the on each side of the street They planted trees on each ______ (side) of the road. on each side of on every side of 区别 on either side of,on each side of 区别 There are trees on either side of the river与There are trees on each side of the river区别 On each/either side of the road were green fields.其中的each为什么不用every on each side of the roadThere are a lot of people on (each) side of the road.其中为什么要填each?在其它的情况下有没有别的关于 on ( )side of 的用法? On each side of the street__ a lot of trees为何不能用are grown on ----------side of the street are a lot of colourful flowers.A.each B.either 为什么? each side of the road,还是every on _____ side of the street是填either还是each或都行,请说明理由 There are some flowers on () side of the road.A.each B.every C.both There are trees on each （either) side of the street 选择哪一个 they planted trees on ___ side of the playground .A.each B.every There are trees on ___ side of the road.这个空可以填each吗? there are many trees on each/every side of the lake说明选择原因 We can see many trees on each side of the streets.改为被动语态