新概念英语第一册语法总结(三).pdf

《新概念英语第一册语法总结(三).pdf》由会员分享，可在线阅读，更多相关《新概念英语第一册语法总结(三).pdf（2页珍藏版）》请在淘文阁 - 分享文档赚钱的网站上搜索。

1、新概念英语第一册语法总结(三)3.一般过去时表示过去发生的动作或事件，常和表示过去的时间状语连用，如yesterday,last night,the day before yesterday,3 days ago,含有 be 动词的句子，将动词变为过去式，am,is的过去式为was，are 的过去式为 wereI was at the butchers.You were a student a year ago.The teacher was very beautiful ten years ago.变疑问句将 be 动词移动到句首Were you at the butchers?Were y

2、ou a student a year ago?Was the teacher very beautiful ten years ago?变否定句在 be 动词后面加 notI was not at the butchers.You were not a student a year ago.The teacher was not very beautiful ten years ago.肯定回答否定回答Yes,I was.No,I was not.Yes,you were.No,you were not.Yes,he/she was.No,he/she was not.特殊疑问句：What

3、did you do?（必背）不含有 be 动词的句子，将动词变为过去式，动词过去式构成见附录I finished my homework yesterday.The boy went to a restaurant.The Sawyers lived at King Street a year ago.变疑问句在句首加did，动词变为原型Did you finish your homework yesterday?Did the boy go to a restaurant?Did the Sawyers live at King Street a year ago?变否定句在主语和动词之间加did notI did not finish my homework yesterday.The boy did not go to a restaurant.The Sawyers did not live at King Street a year ago.肯定回答及否定回答Yes,I did.No,I didnt.Yes,he did.No,he didnt.Yes,they did.No,they did not.