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新概念英语语法总结6

新概念英语语法总结6

分类:新概念英语   更新:2015/1/23   来源:网络

新概念英语语法总结6

    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were
    I was at the butcher’s.
    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 butcher’s?
    Were 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not
    I was not at the butcher’s.
    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 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 not
    I 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 didn’t.
    Yes, he did. No, he didn’t.
    Yes, they did. No, they did not.

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