题目内容
【题目】My grandma could read and write. (变为否定句)
My grandma read write.
【答案】couldn't；or
【解析】句意：我奶奶会读书写字。本句中有could，否定句在could后面加not，缩写couldn't，and用or代替，所以答案是couldn't，or.
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题目内容
【题目】My grandma could read and write. (变为否定句)
My grandma read write.
【答案】couldn't；or
【解析】句意：我奶奶会读书写字。本句中有could，否定句在could后面加not，缩写couldn't，and用or代替，所以答案是couldn't，or.