have had can could may maight did在句子中的用法

have had can could may maight did在句子中的用法 有must/could/can/may/maight have been done吗 can could may maight 都可以表示猜测 时. can could may maight 可能性由大到小是怎样的? Have 用法呢?May have had呢? MAY CAN MIGHT COULD的用法 can,might,may,could,must的用法 may could can would 的用法 may could can would 的用法? 情态动词can,could,may,must,need,have to的用法 急需知道”情态动词+have”用法即”may/might/must/can/could等+have"的意义及区别 分析一下can may must could might could have