2018bE动词和一般疑问句资料.ppt

Be动词和一般疑问句 人称代词主格和Be动词的搭配 rfref 人称代词主格（单数·否定形式） rfref Exercises肯定句改成否定句; You are a queen. He is short. It is a pencil. I’m a boy. You are nine. She is small.  概念 ： 简单地说，能用Yes / No(或相当于Yes / No)回答的疑问句叫一般疑问句。 有Be动词的陈述句改为一般疑问句的基本步骤(1) 有Be动词的陈述句改为一般疑问句的基本步骤(2) Exercises1 2) My pens are blue. _____ _____ pens blue? 有情态动词的陈述句改为一般疑问句的基本步骤(1) 有情态动词的陈述句改为一般疑问句的基本步骤(2) Exercises1 2) They could sing when they were 3. _____ _____sing when they were 3? 如果句子中没有be动词、情态动词，那么句子要怎么变成一般疑问句和否定句呢？？？？ 如果句子中没有be动词、情态动词，则需要借助助动词do, does或did，将它们放在句首，并将句中实义动词变为原形，若主语为第一人称I， 则改为第二人称you，my改成your! 改为一般疑问句 ◆ 注意：do, does, did后面必须使用动词原形。 助动词Do 1.They go to school by bus on weekdays Do they go to school by bus on weekdays? 2. My parents/I usually take a walk after dinner. Do your parents/you usually take a walk after dinner? -Yes, they do./ No they don’t -Yes, they/I do./ No they/I don’t 助动词Does 1.He goes to school by bus on weekdays Does he go to school by bus on weekdays? 2. My parent usually takes a walk after dinner. Does your parent usually take a walk after dinner? -Yes, he does./No he doesn’t -Yes, he does./No he doesn’t 助动词Did 1.Kangkang went to school by bus last week Did Kangkang go to school by bus last week? 2. My parents took a walk yesterday. Did your parents take a walk after dinner? Yes, he did. / No, he didn’t. Yes, they did. / No, they didn’t. 如果句子中没有be动词、情态动词，则需要借助助动词don’t, doesn’t或didn’t, 放于动词之前，主语之后。 改为否定句 ◆ 注意：do, does, did后面必须使用动词原形。 否定：+don’t 1.They go to school by bus on weekdays They don’t go to school by bus on weekdays. 2. My parents usually take a walk after dinner. My parents don’t usually take a walk after dinner. 否定：+doesn’t 1.He goes to school by bus on weekdays He doesn’t go to school by bus on weekdays. 2. My parent usually takes a walk after dinner. My parent doesn’t usually take a walk after dinner. 否定：+didn’t 1.Kangkang went to school by bus last week Kangkang didn’t go to school by bus last week. 2. My parents took