PEP小学英语总复习—四种时态的区分与运用PPT课件.ppt

PEP小学英语时态专题一四种时态的区分陈剑平1、说学生：六年级上学期基础中上的状元班学员或一对一学员2、说教材：现在进行时、一般现在时、一般将来时已在六年级之前学了，但很多同学未能完全掌握六年级上册U10出现了一般过去时，学生处于初学阶段3、教学重点：学生能区分，并掌握四种时态的标志词和基本结构4、教学难点：易错点的分析讲解5、说学法：互动式探究学习小学的时态分几种？ 一、现在进行时（四年级下） 二、一般现在时（五年级上） 三、一般将来时（五年级上） 四、一般过去时（六年级上）一、现在进行时1、概念：现在（说话的瞬间）正在进行或发生的动作，强调“此时此刻”2、标志词：look看；listen听；now现在；3、基本结构：be+doing（注意：人称不同，be的形式也不同）E.g.Heisreading.Theyaretalkingnow.现在分词的变法规律： 1、一般在动词词尾加上-ing,E.g.jump-jumping 2、以不发音字母e结尾的动词，先去e，再加-ing.E.g.have-havingwrite-writing 3、重读闭音节结尾的词，要先将词尾的辅音字母双写，再加上-ing.E.g.sitsittingput-putting1.I _(write, am writing, is writing, are writing) a letter now.2.Look, it _(begin, is beginning, am beginning, are beginning) to rain.3.They _(study, is studying, am studying, are studying) medicine at the Medical Institute of Chengde these days.4.He _(teach, am teaching, is teaching, are teaching) an English lesson at this time.二、一般现在时：1、概念：经常、反复发生的动作或行为及现在的某种状况。

2、标志词：always, usually, often, sometimes, every week (day, year, month), once a week, on Sundays, etc.3、基本结构：be动词；行为动词e.g：He goes to school every day. They go to school every day. He is a teacher当主语是第三人称时，谓语动词要用第三人称单数形式，加-s/es除此之外都用动词原形动词第三人称单数形式变化规则 1. He_(be, am, is, are) a teacher at No. 2 Middle School.2. He_(have, has) classes in the afternoon.3. He_(get, gets) up at half past six every morning.4. He always _(come, comes ) to school on time.5. He _(study, studies) very hard at his lesson.6. One and two _(be, is, are) three.7. Blue and yellow _(make, makes) green.8. The earth _(move, moves) round the sun.三、一般将来时1、概念：表示将要发生的动作或存在的状态及打算、计划或准备做某事。

2、标志词：tomorrow,nextday(week,month,year),soon,thedayaftertomorrow（后天）等3、基本结构：1）begoingto+do；（be有人称变化）2）will+do.3）shalldo（第一人称）e.g：Imgoingtohaveapicnicthisweekend.1、There _some showers this afternoon. A will be B will have C is going to be D are going to have 2、It _my brothers birthday tomorrow. She _a party.A is going to be; will have B will be; is having C will be; is going to have D will have; is going to be3、Li Ming is 10 years old now, next year he _11. A is B is going to be C will be D will to be 四、一般过去时1、概念：过去某个时间里发生的动作或状态；过去习惯性、经常性的动作、行为。

2、标志词：1）yesterday或以其构成的短语：yesterday morning(afternoon, evening)等；2)由“last+一时间名词”构成的短语：last night, last year (winter, month, week)等；3)由“时间段+ago”构成的短语：a moment ago, a short time ago, an hour ago等；4)其它：just now等3、基本结构： be动词（注意be的人称变化，用过去式）IwasintheclassroomyesterdaymorningHewasintheclassroomyesterdaymorningTheywereintheclassroomyesterdaymorning 行为动词动词过去式形式变化规则 不规则动词过去式 过去时练习：写出下列动词的过去式 isam_fly_plant_ are_drink_ play_go_make_does_dance_ worry_ask_ am,is-wasare-weredo-didsee-saw,say-saidgive-gaveget-gotgo-wentcome-camehave-had,eat-atetake-took,run-ran,sing-sangput-put, make-made,read-readwrite-wrote,draw-drew,drink-drank,fly-flew,ride-rodespeak-spokesweep-swept,buy-boughtswim-swam,sit-satbringbroughtcan-couldcut-cutbecome-becamebegin-begandraw-drewfeel-feltfind-foundforget-forgothear-heardkeep-keptknow-knewlearn-learnt（learned）leave-leftlet-letlose-lost meet-metsleep-sleptteach-taughttell-toldwrite-wrotewake-wokethink-though1. He_(be, was, were, been) here a moment ago.2. They _(be, was, were, been) here just now.3. The scientists _(leave, leaves, leaved, left) for America yesterday.4. Last week we _(visit, visited ) the Science Museum.历年真题 例1（2012年小升初大联盟考试考题） 1、Annoften_(watch)TVathome,She_(watch)againlastnight 这题考察动词的时态。

第一个空，关键词是often和Ann，判断应该用一般现在时的第三人称单词Watch后加es第二个空，关键词lastnight，判断应该用一般过去时，Watch后加ed 标准答案watcheswatched真题回顾1、 _ ( not eat ) in the library, Tonny.2、 _ your dad often _ (water) the flowers on weekdays.3、Be quiet please , the children_ (have) lesson in the classroom.4、She _ (be) short in 2002, but now she _ (look) taller.5、Miss Chen _ (start) from Macao two hours ago. All of the students_ (wait) her here now.课后思考与讨论 1、四种时态的肯定句如何转化为否定句？ 2、四种时态的肯定句如何转化为一般疑问句？ 3、四种时态的肯定句如何转化为特殊疑问句？部分资料从网络收集整理而来，供大家参考，感谢您的关注！。