she turned off the DVD after he finished his homework.(保持原句意思）
题目
she turned off the DVD after he finished his homework.(保持原句意思）
she____ trun off the DVD ______ he finished his homework.
答案
She didn't turn off the DVD until he finished his homework.考你 not until 的用法
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我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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