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一般过去时如何改成疑问句

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一般过去时如何改成疑问句
和现在时的改法一样.
1、改为一般疑问句时将助动词提前.
(1)Did + 主语+ 动词原形,例:Did you go to movies yesterday?
(2)Was/ Were + 主语+ 其他:例:Were you at school yesterday?
(3)Could + 主语+ 其他,例:Could you swim when you were ten years old?
2、改为特殊疑问句就变为特殊疑问词+ 一般疑问句
例:How did you go to movies yesterday?
Why did you go to movies yesterday?
When did you go to movies yesterday?