问题描述: she swimming across the river she is swimming over the river 语法对吗 1个回答 分类:英语 2014-11-06 问题解答: 我来补答 这是两个意思相同的句子吗?she swimming across the river 这句是错的,swim不用加ing,可以用swim的过去时等等啊!she is swimming over the river 对的.(这一处over和across都行,只不过有细微的差别而已,你可以去瞧瞧over与across的区别!能查到的) 展开全文阅读