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What did you eat yesterday?eat为什么不用过去式? do都用了。
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推荐答案 2020-02-17
助动词do does did后加动词原形。
did已表明是过去式。
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第1个回答 2020-02-17
do是情态动词,后面要加动词原形。
第2个回答 2020-02-17
如果每天都吃同样的,或许会有人这样用,但一般会有两种如下可能
1. 今天早晨你吃的什么?用过去时态
What did you eat (have) for breakfast today?
2. 明天早饭你想吃什么?
What will you have for breakfast tomorrow?
这里用eat和have都可以,但用have的频率会高一些
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第3个回答 2020-02-17
do和did后边直接加动词原型
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