did he say...过去式还是现在式啊?课本上的句子是did he say it was in school?从句形态不是跟“say”变化吗?还是随say所在的主语变化而变化?

did he say...过去式还是现在式啊?课本上的句子是did he say it was in school?从句形态不是跟“say”变化吗?还是随say所在的主语变化而变化? what did he say? what did he tell you?为什么“say”和“tell”不用过去式,“said”、“told”? What did he say? 英语问题：Where did you hear that (say).里面填say的什么形式?原形还是过去式? 翻译：（ ）（他说了些什么）to the class teacher?为什么是What did he say过去式? Not only倒装Not only did he say it but also he did it正确还是Not only did he say it but he also did it正确 还是两个都可以?为什么 did not+动词过去式 did not+动词过去式 还是原形 在what he did surprised me里面surprised是过去式还是被动语态? what he did surprised me里面surprised是表示被动语态还是过去式? He did not understand English!He spoke German!既然是持续的状态,为什么用过去式,不用现在时态? Have you forgotten___when he died?A how old he was B what he did say 选A还是B可以选B吗?what he did say,也是陈述语序呀,did起强调作用 He did he homework last week.过去式的否定句及一般现在的肯定句He did his homework last week.过去式的否定句及一般现在的肯定句 What did she say?分析What did she say?这句话中的do用了过去式,为什么say不需要用? Why did he cut himself this morning?中的cut是指变成过去式的cut还是一般现在时的cut呢?我也知道cut这个单词无论是现在时还是过去式都是cut.但我想弄清它到底是转换了时态的还是现在时的. 英语时态：过去时1.he did not leave here yesterday.2.did he leave here yesterday?1.did not+动词原形吗?还是加过去式?2.在疑问句,是did+he+动词原行吗? say 过去式 say过去式 用括号动词的正确形式填空What did he say that he _(do)答案是had done 或would do.请问这个间接引语为什么用过去完成时或者过去将来时而不能用过去式did啊?