亚洲欧美精品沙发,日韩在线精品视频,亚洲Av每日更新在线观看,亚洲国产另类一区在线5

<pre id="hdphd"></pre>

  • <div id="hdphd"><small id="hdphd"></small></div>
      學(xué)習(xí)啦 > 學(xué)習(xí)方法 > 小學(xué)學(xué)習(xí)方法 > 五年級方法 > 五年級英語 > 五年級英語過去式語法知識

      五年級英語過去式語法知識

      時間: 若木623 分享

      五年級英語過去式語法知識

        表示過去發(fā)生的動作或事件, 常和表示過去的時間狀語連用,如yesterday, last night, the day before yesterday, 3 days ago,

        含有be動詞的句子, 將動詞變?yōu)檫^去式,am, is的過去式為was,are的過去式為were

        I was at the butcher’s.

        You were a student a year ago.

        The teacher was very beautiful ten years ago.

        ★變疑問句將be動詞移動到句首

        Were you at the butcher’s?

        Were you a student a year ago?

        Was the teacher very beautiful ten years ago?

        ★變否定句在be動詞后面加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.

        ★特殊疑問句:

        What did you do?

        (必背)

        不含有be動詞的句子,將動詞變?yōu)檫^去式

        I finished my homework yesterday.

        The boy went to a restaurant.

        The Sawyers lived at King Street a year ago.

        ★變疑問句在句首加did, 動詞變?yōu)樵?/p>

        Did you finish your homework yesterday?

        Did the boy go to a restaurant?

        Did the Sawyers live at King Street a year ago?

        ★變否定句在主語和動詞之間加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.

      132967