小学英语肯定句变一般疑问句ppt课件.ppt
肯定句变一般疑问句,中文解释什么是一般疑问句,1.你吃饭了吗？ 肯定回答：2.他睡觉了吗？ 否定回答：3.他们吃苹果吗？ 肯定回答：4.你今天有课外作业吗？ 肯定回答：5.你玩的开心吗？ 否定回答：6.我能吃冰激凌吗？ 肯定回答：,是的，我吃了,不，他没睡,是的，他们吃,是的，我有,不，我不开心,是的，你能,英语中的一般疑问句,一.什么是一般疑问句？定义：,一般疑问句是疑问句的一种。它是一般只用yes（是）或no（否）来回答的句子,一般疑问句,二、一般疑问句的构成1.含有be动词的，直接将be动词提前至句首提问：什么是be动词？回答：,现在时中am、is、are，过去式中was、were,注意：在一般疑问句中，要表达“一些”时 ，一般用any，但如果这个问句是用来表达 “建议、请求、邀请”等交际功能时 ，应该用some.,1. She is doing some cleaning._ she doing _ cleaning?肯定回答：_, _否定回答：_, _2. They were watching TV at this time yesterday._ they _ TV at this time yesterday?肯定回答：_, _否定回答：_, _,Is,any,Yes she is,No she isnt,Were,watching,Yes they were,No they werent,3. I am from Canada. _ _ from Canada?肯定回答：_, _否定回答：_, _4. She is looking for her dog. _ she _ for her dog?肯定回答：_, _否定回答：_, _,Are you,Yes I am,No I m not,Is,looking,Yes she is,No she isnt,5. There are some knives. _ there _ knives?肯定回答：_, _否定回答：_, _6. There were some birds in the tree two days ago. _ there _ birds in the tree two days ago?肯定回答：_, _否定回答：_, _,Are,any,Yes there are,No there arent,Were,any,Yes there were,No there werent,一般疑问句,二、一般疑问句的构成2、有情态动词的句子将情态动词提到句首提问：什么是情态动词回答：情态动词有哪些：,情态动词本身有一定的词义，表示语气的单词。但是不能独立作谓语，只能和动词原形一起构成谓语,can (could), may (might), must, need, ought to, dare (dared), shall (should), will (would) must not.,1.You can eat fresh food._we _fresh food?肯定回答：_, _否定回答：_, _2.You can go swimming._ I _ swimming?肯定回答：_, _否定回答：_, _,Can,eat,Yes you can,No you cant,Can,go,Yes you can,No you cant,一般疑问句,二、一般疑问句的构成3、有实意动词的句子，要借用助动词提问：什么是助动词？回答：助动词有哪些：,助动词用来构成时态和语态。助动词具有语法意义，但没有词汇意义，不可单独作谓语,be, have, has, do, does, shall, did, will, should, would等,1. She goes bicycling twice a week._ she _ bicycling twice a week?肯定回答：_, _否定回答：_, _2. She has to clean the classroom every day._ she _ to clean the classroom every day?肯定回答：_, _否定回答：_, _,Does,go,Yes she does,No she doesnt,Does,have,Yes she does,No she doesnt,3. I do morning exercises every day._ you _ morning exercises every day?肯定回答：_, _否定回答：_, _4. We did morning exercises yesterday._ you _ morning exercises yesterday?肯定回答：_, _否定回答：_, _,Do,do,Yes I do,No I dont,Did,do,Yes we did,No we didnt,
