题目内容
用所给的频度副词改写句子
1. He writes a letter to his mother, (sometimes)
1. He sometimes writes a letter to his mother.
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天天向上一本好卷系列答案小学生10分钟应用题系列答案题目内容
用所给的频度副词改写句子
1. He writes a letter to his mother, (sometimes)
1. He sometimes writes a letter to his mother.
天天向上一本好卷系列答案小学生10分钟应用题系列答案