His earphones were on the desk just now.改为否定句：改为一般疑问句：肯定回答：否定回答：
题目
His earphones were on the desk just now.改为否定句：改为一般疑问句：肯定回答：否定回答：
答案
否定句：His earphones weren't on the desk just now.
一般疑问句：Were his earphones on the desk just now?
肯定句回答：Yes,they were.
否定句回答：No,they weren't.
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