复习:含有be动词的肯定句改为一般疑问句的方法 一找 找出be动词be动词提前 其余照抄 句中人称I 变you my变your some变any 情态动词表示说话人(或句子的主语)对某一动作或状态的一种感情和态度,本身具有各种意义, 但不能单独作谓语,只能和主要动词一起构成谓 canmay must shallshould 翻译句子。 candraw. Students should study hard. He must get up early 快点观察一下这三个句子有什么特点。把下面这三个含有情态动词的肯定句改为一般疑问句。 candraw. 2.Students should study hard. Can you draw? Yes, can’t.Should students study hard? Yes, shouldn’t.3.He must get up early. Must he get up early? Yes, he must./No, he needn’t. 思考:含有情态动词的肯定句改为一般疑问句的方法是什么? Look Hecan sing. Youmay go now. mustgo bike.Can he sing? May you go now? Must you go schoolbike? Yes, he can./No, he can’t. Yes, can’t/mustn’t.Yes, candraw. nicegirl. Myfather teacher.Can you draw? nicegirl? yourfather teacher?小挑战: learn:1.I usually have lunch twelve.Do you usually have lunch twelve?2.They play football every day. Do playfootball every day? 3.He gets up sixevery day. Does he get up sixevery day? 注意:这三个句子都没有be动词和情态动 词,像这类句子,要借助do does来帮忙。记住do和does后面的动词保持原形 ,主语是第三人称单数的时候就用does, 其余的都用do. 通过以上学习可总结陈述句改为一般疑问句的方法有: 一找 找出be动词、情态动词 把be动词、 情态动词提前 其余照抄 句中人称 I变you my变your some变any .变问号? 没有be动词、情态 动词借do 和does来 帮忙 •在英语中,助动词本身没有意义,只 是帮助实义动词完成某些语法功能, 如构成否定句、疑问句、简略答语等 •助动词主要有do,have等。–do有三种形式: 过去式–do的基本用法: Welive Chongqing.We don’ Lilyknow about China. Lucy Lilydon’ knowabout China. Herparents work school.Her parents don’ school.