Question

【题目】Lily and her sister look very similar and I often （误认为）her for her sister.

Answer 1

【答案】mistake
【解析】莉莉和她的妹妹看起来非常相似, 我经常把她误认为她的妹妹。mistake 既可作名词，错误；也可作动词，弄错、误解。本题是一般现在时态，需要动词的原形。所以应填写mistake。