1、新概念英语第一册语法总结：一般过去时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be动词变为过去式。am, is的过去式为was, are的过去式为were：I 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?Wer
2、e you 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
3、not.特殊疑问句What did you do?（必背）不含有be动词的句子，将动词变为过去式：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.
