您的位置: 首页  >  作业答案  >  其他  >  英语各种问句.一般：He speaks Chinese.Does he speak Chinese?过去：She went to school yesterday.Did she go to school yesterday?现在完成：He has lived here since 1949.Has he lived here since 1949?为什么一般、过去的疑问句中动词都改原型,而现在完成时的疑问句中动词不改?

英语各种问句.一般：He speaks Chinese.Does he speak Chinese?过去：She went to school yesterday.Did she go to school yesterday?现在完成：He has lived here since 1949.Has he lived here since 1949?为什么一般、过去的疑问句中动词都改原型,而现在完成时的疑问句中动词不改?

分类: 作业答案 • 2022-07-13 15:05:31
问题描述：

英语各种问句.
一般：He speaks Chinese.Does he speak Chinese?
过去：She went to school yesterday.Did she go to school yesterday?
现在完成：He has lived here since 1949.Has he lived here since 1949?
为什么一般、过去的疑问句中动词都改原型,而现在完成时的疑问句中动词不改?

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