went swimming 是什么用法

went swimming 是什么用法 swim与swimming的区别 它们的用法各是什么? I went swimming yesterday.(对went swimming提问） 有没有be go doing的用法 就是they will went swimming这样的或者说对不对 The boys went swimming in the river 请问为什么went用过去时 swimming却用现在时啊?这是什么时态 swim和swimming的用法. She went swimming in a red swimming suit.可以吗 went swimming 为什么swim要加ing They went swimming last saturday.转为疑问句 She went swimming.改为否定句 I went swimming on saturday.的问句 They went swimming yesterday(改为一般疑问句) I went ____yesterday. Aswim B.swimming Cswiming Amy went swimming.____Amy______swimming?改为疑问句 he never went swimming,( )( )? (反问句) 对went swimming用英语怎么提问 but we could go swimming请解释下COULD的意思和用法 还有是什么语法 lily went swimming with her sister last Friday 对went swimming with her sister 提问