When his teacher came into the classroom ,he happened _______(sleep)soundly.
题目
When his teacher came into the classroom ,he happened _______(sleep)soundly.
答案
When his teacher came into the classroom ,he happened to be sleeping soundly.
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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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