仁爱版九年级上册英语教学案PAGE-24-Unit1TheChangingWorldTopic1Ourcountryhasdevelopedrapidly.SectionA备课人：审稿：第1课时Ⅰ.Aimsanddemands学习目标:1.学习新单词:proper,bytheway,bell,grandpa,chairwoman,grandson2.学会区别havebeento与havegonetoⅡ、学习重点及难点：了解并掌握现在完成时的基本用法。Step1.导入。Step2.自学检测：自学第1和的内容，并写出下列英语。变化的世界_________________2..巨大的变化______________________3．越来越漂亮______________4..如此(那么)多的人___________________5.拍照__________________Step3.精讲点拨：1.语法重点导入(根据句意在横线上填入谓语动词的适当形式)1.He______________(play)soccerontheplaygroundnow.2.He______________(play)soccerontheplaygroundyesterday.3.He______________(play)soccerontheplaygroundwhenIsawhimyesterday.4.He______________(play)soccerontheplaygroundeveryday.5.He______________(play)soccerontheplaygroundtomorrowafternoon.6.He______________(play)soccerontheplaygroundforalongtime.注意（6）句中的时间状语，看P118现在完成时讲解,总结现在完成时用法总结：(1)现在完成时的构成是---________________________看P140-142过去分词表。(2)经常搭配的时间副词有:just,already,yet,ever,never,before…(3)现在完成时句型转换写出（6）句的否定句：______________________________________________写出（6）句的一般疑问句并肯定回答：_________________________________写出（6）句的划线提问句：___________________________________________写出（6）句的反意疑问句：_______________________(4)观察1a中出现的现在完成时的句子并翻译理解1.Youhavejustcomebackfromyourhometown.译：_____________________2.Greatchangeshavetakenplacethere.译：_____________________________3.Myhometownhasbecomemoreandmorebeautiful.译：_________________4.Wherehaveyoubeen?IhavebeentoMountHuangwithmyparents.译：_______________________________________________________5.Where’sMaria?ShehasgonetoCubatobeavolunteer.译：______________(5)现在完成时考点：have/hasbeento---have/hasgoneto练习：参看P118现在完成时讲解，完成P2(2)区别：have/hasbeento表示曾经______________,现在_____________;have/hasgoneto表示已经______________,现在______________.说明：have(has)beento表示曾经到过某地，而现在人已回来。have(has)beenin表示现在还在那里，have(has)goneto表示到某地去了，人已不在此地。Step4.典题训练.一．选择：1.Tom_________toChinathreetimes.A.hasbeenB.hasgoneC.havebeen2.------A:____theUSA?------B:No,never.A.HaveyouevergonetoB.DoyouevergotoC.Haveyoueverbeento3.---