第1个回答 2012-10-20
They didn't do housework just now.
Did they do housework just now? Yes, they did. No, they didn't.
这道题是一般过去时的句子。一般过去时的否定句:主语+didn't +动词原形+其他。
一般过去时的一般疑问句:Did+主语+动词原形+其他?
这道题的动词是did,它的原型是do ,所以要didn't do
第2个回答 2012-10-20
They didn't do housework just now.
Did they do housework just now?
Yes, they did.
No, they didn't.本回答被提问者和网友采纳
第3个回答 2012-10-20
They didn't do housework just now.
Did they do housework just now?
Yes, they did.
No,they didn't.