外研版英语小学3年级下册(3起)_Module_5Unit_2_(1)

Is/Am/Are+主语+其他 如：Tom is at home. → Is Tom at home? 语法小博士 怎样把陈述句变为一般疑问句？ 2 在句首加助动词帮助其变成一般疑问句。主语是一二人称及复数人称时加Do; 主语是第三人称单数形式加Does。 加了Does后句子中原本的动词三单形式要还原，即： ①主语(复数) +动词原形+其他→Do+主语(复数) +动词原形+其他 ②主语(单数) +动词单三形式+其他→Does+主语(单数) +动词原形+其他 如：She likes apples. → Does she like apples? Can you say? The dog likes meat. → ______ the dog _____ meat? Yes, she does. Does like Can you say? The cat _______ fish. → Does the cat like meat? Yes, she _______. l

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