1、Unit 2 Last weekend Part B,一般过去式的疑问句及否定形式,一般过去式的一般疑问句结构,助动词过去式+主语+V.动词原形,肯定回答：Yes, I did. 否定回答：No, I didnt,did + 主语 + V.原形 ?,Did you go to school yesterday?,Yes, I did.,Did you visit a friend last Sunday?,No, I didnt. I stayed at home.,一般过去式的特殊疑问句结构,特殊疑问词+助动词过去式+主语+V.动词原形,What When Where + did + 主语
2、+ V.原形 ? How much How many,I played basketball.,What did you do after class yesterday?,What did the man read?,He read newspapers.,Where did he go?,He went to school.,一般过去式的否定形式,主语 + V.的否定形式 + 其他,I was not at home yesterday. (wasnt),They didnt clean the room this morning.,Grammar,Grammar,Grammar,Grammar,总结,1. 一般过去时主要表示过去某时发生的动作或情况。一般过去时由动词的过去式表示。 2. 动词be的过去式有：was/were；助动词do的过去式是：did。 3. 一般过去时的三种结构。,否定句： did not (didnt) （后面动词要变回原形）一般疑问句：Did you （后面动词变原形）回答：Yes, I did. / No, I didnt.特殊疑问句：WH-questions(特殊疑问句)：以特殊疑问词开头，对句子的某一成分进行提问，问具体的人、事、时间、 地点、原因等，不能用Yes / No 回答。,总结,Thank you!,
