Unit 1 The Changing WorldTopicl Our country has developed rapidly .Section AI . Aims and dema nds学习目标：1. 学习新单词:proper, by the way, bell, grandpa, chairwoman, grandson2. 学会区另U have been to 与have gone toU、学习重点及难点：了解并掌握现在完成时的基本用法。
Step 1.导入。
Step 2.自学检测：自学第1和第2页的内容，并写出下列英语。
1. ____________________________ 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) soccer on t he playgro un now.2. He _______________(play) soccer on t he playgro un yesterday3. He _______________(play) soccer on t he playgro un whe n I saw himyesterday4. He _______________(play) soccer on t he playgro un every day5. He _______________(play) soccer on t he playgro un domorrow after noon.6. He _______________(play) soccer on t he playgro undor a long time.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. You have just come backfrom your hometown. 译：_____________________2. Great changeSiave takenplace there.译：______________________________3. My hometown has becomemore and more beautiful.译：_________________4. Where haveyou beer? I have beento Mount Huang with my pare nts.译： ____________________________________________________________5. Where's Maria? Shehas goneto Cuba to be a volunteer.译： _____________ (5) 现在完成时考点：have / has been to --- have / has gone to练习：参看P118现在完成时讲解，完成P2(2)区别：have / has been to表示曾经 ______________ 现在 _____________ ;have / has gone tc表示已经______________ 现在 _______________ .说明：have (has) been to表示曾经到过某地，而现在人已回来。
have (has) been in 表示现在还在那里，have (has) gone to表示到某地去了，人已不在此地。
Step 4.典题训练.一. 选择：1. Tom __________ to Chi na three times.A. has beenB. has goneC. have been2. ----- A: ____ the USA? ----- B: No, n ever.A. Have you ever gone toB. Do you ever go toC. Have you ever bee n to3. ----- A: Where is Peter? Do you know?----- B： Sorry , I don't .But I thi nk he _ the library.A. has bee n toB. have gone toC. has gone to二. 用词的适当形式填空1. We ____ (clea n) the classroom already .We ____ (clea n)the classroom yesterday after noon .2. He ___ not ____ ( post) the letter yet .He ___ not ____ ( post)the letter an hour ago .3 .A: ____ your uncle ____ (arrive) in Beijing yet ?B: Yes, he ___ .A: When ____ he ____ (arrive) ?B: Three days ago .Step5 ■归纳小结：总结have been to与have gone to的区别；归纳现在完成时的时间状语。
Step 6. Homework.看P118现在完成时讲解，总结记忆现在完成时用法。
Section A备课人：审稿：严磊第2课时I. Aims and demands学习目标：1. 学习新单词：proper, by the way, bell, grandpa, chairwoman, grandson2. 学会区另» have been to 与have gone toU、学习重点及难点：了解并掌握现在完成时的基本用法。
Step 1.导入。
Step 2.自学检测：自学第1和第2页的内容，并写出下列英语。
1. ____________________________ 长假过后__________________________2.从…回来 ____________________________3. ________________ 发生________________________________________ 4提高我的英语水平 ___________ .5.顺便问一下____________ 6我感觉不舒服________7. __________________ 患感冒__________________ 8很长时间Step3精讲点评（在文中划出下面的句子并翻译）1. Great changes have taken place there. 注意：taken是take 的______________ 形式点拨：change有名词/动词两种词性，名词词意是__________ /__________等;动词词意是 _________take place ---发生、举办，指非偶然性事件的―发生II,即这种事件的发生一定有某种原因或事先的安排区别：happen ---发生、碰巧，一般用于偶然或突发性事件注意：take the place of…---取代某人的位置练习：a. Jas on _______________________ Miss Li to teach us French next term.b. The Olympic Games of 2008 _____________________ successfully inBeiji ng.c. What ________________________ to you yesterday?2. But there were _so many peoplejhat I could'fi nd a proper place to take photos. 思考：so…that…意思是___________ 引导 _______ 状语从句区别：so that…意思是 ______ ，引导 _____ 状语从句练习：a为了拍照，他爬得很高。
____________________________________________b.他爬得那么高，以至于能拍照。
__________________________________3. There goes the bell.译: _______________________________ 思考：这是个there 提前引起的 __________ 句回忆：副词here, there提前到句首要引起主谓倒装，但是当主语为人称代词时不倒装。
练习:a. Here comes the No.31 Bus.译： _________________b. There they are.译： ___________________c. 』口跑过来了。
译： ______________________d. 他跑过来了。
译：_______________________________Step 4.典题训练:补全对话A: Hello, Wang Hon gqi.⑴_______________ ?B: I have bee n to an En glish training school to improve my En glish. What about you?A: I have just come back from Canada. My father has worked there for a long time. B:⑵____________________ ?A: I went there a month ago.B:⑶_________________________ ?A: No, I have n ever bee n there.B:⑷______________________ ?A: Wonderful. I like living there. The people there are very friendly. I have made many frie nds there. I like the food there. By the way, have you ever bee n abroad? B: (5) ______________ , but I want to go abroad very much. My En glish is poor. A: Study hard, n ext year, lets go to Can ada together.B: Thank you. I "llstudy harder.Step5 ■归纳小结：总结现在完成时的用法。