My brother often ____(surfed;surfing)the Internet when he was in university.选择正确一项
题目
My brother often ____(surfed;surfing)the Internet when he was in university.选择正确一项
答案
答案是：surfed
因为
surfing 不能作谓语
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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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