My uncle is a businessman.（改为否定句） My uncle ___ a businessman.
isn't
isn't
题干 / 阅读材料
答案解析
答案：isn't
句子：My uncle isn't a businessman.
解析：
含有 is 的句子，否定句直接在 is 后加 not，缩写成 isn't。
My uncle is a businessman.（改为否定句） My uncle ___ a businessman. isn't 学习记录
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