英語教室：英文法-使用by 以外的介系詞的動語態-Snow covered the field. The field was covered with snow. The news surprised her. She was surprised at the news. This desk is made of wood. Butter is made from milk. The room is filled with flowers.
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80%
英語教室：英文法-使用by 以外的介系詞的動語態-Snow covered the field. The field was covered with snow. The news surprised her. She was surprised at the news. This desk is made of wood. Butter is made from milk. The room is filled with flowers.