英语语法解答1.When are trees often planted? ,为什么"planted"要用过去式.2.W

英语语法解答1.When are trees often planted? ,为什么"planted"要用过去式.2.W when are trees often planted when are trees often planted by people改为主语动态 Trees are planted every year.这句为什么要用被动语态 There are many trees planted 英语翻译1.We planted trees here every years.(提示：Trees are.)2.The 初三英语改被动语态1.They planted more trees last month.2.We often see 改写句子 被动语态1.She has planted many trees on the hill.2.They are 1.they planted and water ted the trees 画线的是 the trees 2.They Lots of trees are planted on___side of the road There are also 20 trees to be planted什么意思 They planted one h_____ trees yesterday. There are more than