第1周第3课时、一般过去时PPT推荐.pptx

1、系动词系动词be的过去时的过去时She was at home yesterday.行为动词的一般过去时行为动词的一般过去时:陈述句：主语主语+动词过去式动词过去式+其它其它She did homework yesterday.否定句否定句：主语主语+助动词助动词didnt+动词原形动词原形+其它其它She didnt do homework yesterday.一般疑问句：一般疑问句：Did+主语主语+动词原形动词原形+其它其它Did she do homework yesterday?Yes,she did./No,she didnt.常用时常用时间间常与一般过去时态连用的时间有：常与一般

2、过去时态连用的时间有：yesterdayyesterday morning（afternoon,evening）last night （week,month,year）two days ago,a week ago,three years agoin 1990,（in 1998）变化规则变化规则例词例词一般在词尾加一般在词尾加ededplayplayed以不发音的以不发音的e e结尾的，只结尾的，只加加-d dlike likedlove loved以辅音字母以辅音字母+y+y 结尾的，结尾的，变变y y为为i i,再加再加ededstudy studiedcarry carried以一个辅音

3、字母结尾的以一个辅音字母结尾的重读闭音节，先重读闭音节，先双写双写这这个辅音字母，再加个辅音字母，再加-ededstop stoppedplan planned句型转换：句型转换：1 Mr Li invited her to the party.（改为一般疑问句）（改为一般疑问句）Mr Li her to the party?2 They asked the teacher a question.（改为否定句）（改为否定句）They the teacher a question.3 Tom watched TV for two hours.（对画线部分提问）对画线部分提问）Tom TV?4 S

4、he helped me do some cleaning.（对画线部分提问）对画线部分提问）She you?Didinvitedidnt askHow long did watchWhat did helpdoPRACTISE改写句子：改写句子：1、Lucy did her homework at home.（改否定句）（改否定句）Lucy _ _ her homework at home.2、He found some meat in the fridge.（变一般疑问句（变一般疑问句）_ he _ _ meat in the fridge?3、She stayed there for a week.（对划线部分提问）（对划线部分提问）_ _ _ she _ there?4、There was some orange in the cup.（变一般疑问句（变一般疑问句）_ there _ orange in the cup?didnt do Did find any How long did stay Was any