Did Mary do her homework last night?做否定的回答

Did Mary do her homework last night?做否定的回答 Helen did her homework last night.(否定句） she did her homeworke last night.否定句 she ..her homework last I did my homework last night.改为否定句,一般疑问句,肯定回答,否定回答, Ann did her homework at home last night.（改为否定句） Ann( )( )her Did Jia Ming do his homework last night?的意思 Did she do her homework last night?(用at seven o'clock last n Did she do her homework last night (用at seven o'clock last n Where did Mary do last night?英译汉 I did my homework last night.改为一般疑问句并作否定回答 回答几个英语问题：1.Did Jia Ming do his homework last night?2.What el Tom did homework last night. 改为否定句