I do so/it is so etcAmerican EnglishAmE spokenDISAGREE used especially by children to say that something is true, can be done etc when someone else says that it is not, cannot etc 我会的/它是真的等〔尤为小孩用于否定别人的陈述〕 ‘You can’t swim.’ ‘I can so.’ “你不会游泳。”“我会。”
→ I do so/it is so etc at so1(16)