Unit 1 The Changing WorldTopic 1 Our country has developed rapidly.变化的世界变化的世界我们的国家发展迅速我们的国家发展迅速develop （v.）使发展）使发展Section D Functions= I had no time to travel, but I still felt very happy.= How wonderful the experience is!=Thats the bell. = The bell is ringing.There goes the bell.What a wonderful experience!Though I had no time to travel, I still felt very happy.To help others makes us happy.I think it is important to remember the past, live in the present and dream about the future.make sb./sth. + adj. make sb./sth. do sth. I have been to Mount Huang with my parents.She has gone to Cuba to be a volunteer.China has developed rapidly since the reform and opening-up.It has already succeeded in hosting the 2008 Olympic Games.Great changes have taken place thereI havent seen you for a long time.Have you been to any other place? Yes, I have./ No, I havent.Present Perfect ()GrammarRetell 1a in Section C In the pastAt presentWhat about leisure activities?play cardsplay chesswatch movies in the open airfly paper planesIn the past are the kinds of things people like to do to relax and enjoy themselves when they are not working or going to school.Leisure activitiesplay hide-and-seekroll iron ringswatch operaslisten to the radioIn the pastwatch team sportsread booksfly model planesplay games on computersAt presentgo roller skatingwatch TVchat on the Internetmake a tour abroadAt presentIn the pastAt present1a Read the following passage and complete the table on Page8.playing hide-and-seekwatching operasplaying cards or chesslistening to the radioplaying and watching team sportsplaying games on computerschatting on the Internettraveling all over the world1. Leisure activities play an important part in peoples lives. 休闲活动在人们的生活中起着重要的作用。休闲活动在人们的生活中起着重要的作用。play a/an part = play a/an role 扮演扮演角色；起角色；起作用；有作用；有影响影响e.g. Computer plays an important part in our daily lives.liveslife- lives n. 生活，生命生活，生命live- lives v. 居住，生活居住，生活2. Watching operas and listening to the radio were the main activities in their spare time. 看戏和听广播看戏和听广播是他们在空闲时间的主要活动。是他们在空闲时间的主要活动。watching operas and listening to the radio 是是动名词短语动名词短语，作这个句子的主语。，作这个句子的主语。e.g. Reading books plays an important part in his life.e.g. She often goes shopping in her spare time.in ones spare/free time 在某人的业余时间在某人的业余时间3. They go to visit some places of interest, and some people even make a tour abroad to see the world. 他他们去参观名胜古迹，有些人甚至去国外旅游。们去参观名胜古迹，有些人甚至去国外旅游。make a tour abroad 去国外旅游去国外旅游e.g. They plan to make a tour abroad next year.abroad adv. 在国外，到国外在国外，到国外go abroad 去国外去国外at home and abroad 国内外国内外 be abroad 在国外在国外1b Read 1a and answer the following questions.1. When do people usually have their leisure activities?2. How many kinds of leisure activities do you know? Give some examples.3. What are your favorite leisure activities? When they are not working or going to school.PresentPerfect(I)用法用法1：表示过去已经发生或已经完成的某一动作表示过去已经发生或已经完成的某一动作对现在造成的对现在造成的影响影响或结果。即或结果。即“过去的动作过去的动作 +现在的结果现在的结果”，强调结果强调结果。用法用法2：过去过去已经开始，持续到现在已经开始，持续到现在的动作或者状态的动作或者状态I have studied English for five years.I have studied English for five years.构成构成：助动词助动词have/has+动词的过去分词动词的过去分词(1)肯定句肯定句:主语主语+have/has+过去分词过去分词+其它其它e.g.Wehaveseenthefilm.(2) 否定句：主语否定句：主语+havent/hasnt +过去分词过去分词+其它。其它。e.g.Wehaventseenthefilm.(3)一般疑问句：一般疑问句：Have/Has+主语主语+过去分词过去分词+其它？其它？e.g.Haveyouseenthefilm? 特殊疑问句：特殊疑问句： 特殊疑问句：特殊疑问句： 构成形式：构成形式： 助动词助动词have/has+动词的过去分词动词的过去分词肯定句：肯定句： 否定句：否定句： 一般疑问句：一般疑问句： 回答：回答： 是的，我看过了。是的，我看过了。 不，我没看过。不，我没看过。1，2 2肯定句：肯定句： 否定句：否定句： 一般疑问句：一般疑问句： 回答：回答： 我已经看过这部电影。我已经看过这部电影。 I have have seen the filmseen the film. .I haven havent seen the film. t seen the film. 我没看过这部电影。我没看过这部电影。Have you seen the film?Have you seen the film? 你看过这部电影了吗？你看过这部电影了吗？Yes,I have. have.No,I haven havent.t.What have you done? have you done? 你已经做了什么？你已经做了什么？ He has finished has finished the task.the task. 他已经完成了任务。他已经完成了任务。Hehasnhasnt finished the task.t finished the task.他还没有完成任务。他还没有完成任务。Has he finished the task? Has he finished the task? 他已经完成任务了吗？他已经完成任务了吗？ Yes,hehas. has. 是的，他完成了。是的，他完成了。 No,hehasnhasnt. t. 不，他没有完成。不，他没有完成。 Whathas he finished?has he finished? 他完成了什么？他完成了什么？have/hasbeento与与 have/hasgoneto和和have/hasbeenin火眼金睛火眼金睛例：例：（1）I have been to Xiamen twice. have been to Xiamen twice. 我去过厦门两次。我去过厦门两次。（2 2）- Where is Jim? - Where is Jim? 吉姆在哪儿？吉姆在哪儿？ - He has gone to the library? - He has gone to the library? 他去图书馆了。他去图书馆了。（3 3）JAY has been in FZ for 4 years.JAY has been in FZ for 4 years.have/ has been to + have/ has been to + 某地，某地， 曾经去过某地（可以和次数连用）曾经去过某地（可以和次数连用）have /has gone to + have /has gone to + 某地，某地， 已经去了某地（不和一段时间或次已经去了某地（不和一段时间或次数连用）数连用）have /has been in have /has been in 与一段时间连用，表示呆在某地多长时间与一段时间连用，表示呆在某地多长时间Useful expressionsl_wasyourtrip?lInoneplaceIsawchildren_ acruelboss.lIfeltsorry_them.l_ thebell.lIve_alot_it.lThoughIhadnotime_,Istillfeltveryhappy.lCanyoudescribeit_?lIsthat_?HowworkingforforTheregoeslearntfromtotravelindetailsolThegovernment_ poorfamilies,so.l_ China,allthosethingshavechanged.lPeople_ theirfriendsandrelatives_ mainlybyletterortelegram.lBeijinghasmaderapidprogressandithasalready_ hostingthe2008OlympicGames.l_ thegovernmentsefforts,LiMingshometownisbecomingbetterandbetter.givessupporttoWiththedevelopmentofkeptintouchwithfarawaysucceededinThankstoTranslatethefollowingsentencesintoEnglish.1.吉姆已做完作业，他现在有空了。吉姆已做完作业，他现在有空了。2.他昨天收到一封信。他昨天收到一封信。3.我父亲到长城去了。我父亲到长城去了。4.她还没有看过那部新电影。她还没有看过那部新电影。5.他这些天上哪儿去了？他这些天上哪儿去了？Jimhasfinisheddoinghishomeworkalready.Heisfreenow.Hereceivedaletteryesterday.MyfatherhasgonetotheGreatWall.Shehasntseenthenewfilm.Wherehashebeenthesedays？