1、Unit 1 The Changing WorldTopic 3 The world has changed for the better.Section B 课件课件 1学习目标1.进一步学习现在完成时中延续性动进一步学习现在完成时中延续性动词与词与for及及since引导的时间状语的搭引导的时间状语的搭配使用。配使用。2.讨论社会福利措施，反映社会正在讨论社会福利措施，反映社会正在日益进步。日益进步。e.g.I have been in the new school for a week.for a weeklast weekpresentpastfor+时间段时间段【课前巩固：温故而知新
2、课前巩固：温故而知新】e.g.Lily has been away from home since last Friday.since last Fridaylast Fridaypresentpastsince+时间点时间点Fill in the blanks with for or since.1.His father has been dead _ many years.2.He has been away from the army _ seven years because of a leg wound.3.He has been in Beijing _ 2003.4.He has
3、 been a member of Helpers Club _ 2004.5.He has had a house _ 2005.6.He has kept the car _ four year.forforsincesincesincefor1b Work aloneFill in the blanks according to 1a.According to the conversation above,we know there is a wonderful program that helps people in Canada.The program not only()good
4、food,and houses for the homeless people,but also()them in order to help them()again.Thanks to the program,the homeless people feel ()about themselves.(homeless)providesmedical(to)get/findgoodtreatmenttrainsjobshomeless homeless peoplepeoplepeople in needhomeless peoplepeople in need=We can provide s
5、omething they need for them.We can provide them with something they need.【知识点学习知识点学习】【知识点归纳知识点归纳】provide sb.with sth.=provide sth.for sb.提供给某人某物提供给某人某物e.g.The school provided food for the students.=The school provided the students with food.这所学校为学生提供食物。这所学校为学生提供食物。()Please_ the poor people _ some fo
6、od and clothes.A.provide;for B.provide;with C.provide;of D.provide;from Bonceadv.一次一次e.g.We go to the cinema once a week.adv.从前，曾经从前，曾经e.g.Once,there was a village.conj.一旦一旦(时间状语从句时间状语从句)e.g.Once you get into a bad habit,youll find it hard to get out of it.（）_ you get lost,please call me.A.Though B.
7、Until C.Before D.Once DRead 1a and answer the questions.1.How does the program help homeless people?2.What can homeless people get from the program?Once they find people in need,they decide on suitable ways to help them.They can get good food,medical treatment,nice houses and some training.医疗医疗homet
8、own:home+townblackboard:black+boardclassroom:class+room合成指由两个或两个以合成指由两个或两个以上的词组成一个新词。上的词组成一个新词。mother daughter/childhead land film mategreen houseroom achegrand wifehouse maker Work alone（独立练习）（独立练习）blackstairswashcakefirebrushdownroomtoothlandpanplacefarmboardsince 8:00The woman left home at 8:00.f
9、or 2 hours8:00present10:00past短暂性动词短暂性动词 延续性动词延续性动词 leave be away fromShe has been away from home since 8:00.=She has been away from home for 2 hours.He bought a computer in 2007.for seven years2007present2014pastsince 2007He has had a computer since 2007.=He has had a computer for seven years.短暂性动词
10、短暂性动词 延续性动词延续性动词 buy have1.His father _(die)in 1992.His father _(be dead)for many years.diedhas been deadFill in the blanks.2.He _(leave)the army because of a leg wound in 2002.He _(be away from)the army for nine years because of a leg wound.lefthas been away from3.He _(come)to Beijing in 2003.He _(be in)Beijing since 2003.camehas been inWhat is the article about?Sum up1.短暂性动词与延续性动词转换短暂性动词与延续性动词转换2.in need3.provide sb.with sth.=provide sth.for sb.4.Once的用法的用法5.合成词合成词 Homework1.完成完成同步练习册同步练习册Section B2.记忆教材记忆教材P118-119，短暂性动，短暂性动 词与延续性动词变化对照。词与延续性动词变化对照。
