句子改错:when did TOm does his homework?

学习 时间:2026-04-06 17:30:44 阅读:453
句子改错:when did TOm does his homework?为什么要把does改成do啊,Tom是第三人称单数,后面动词不是要第三人称单数形式么?

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贪玩的蜻蜓

含蓄的钢笔

2026-04-06 17:30:44

does 改为do助动词do,did,does 后要接动词原形