He did his homework last night. (改為否定句)
He didn't dodidn't do his homework last night.
【考點】肯定句與否定句轉(zhuǎn)換.
【答案】didn't do
【解答】
【點評】
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發(fā)布:2024/4/20 14:35:0組卷:33引用:6難度:0.5
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