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1、Unit 9 When was it invented?Section B Talk about the inventions.How many different kinds of inventions do you know?Can you give some examples?Lead in inventionsinventionsOld inventionsOld inventionsElectric stuffsElectric stuffsFood Food TransportationsTransportationsabacusbinocularssweet甜的甜的crispy脆
2、的脆的salty咸的咸的How do they taste?hot辣的辣的bitter苦的苦的red bayberriespepperssour酸的酸的Presentationcookiescrispylemonssoursweetcandysaltyice creamteadeliciousniceawfulprunesaltysoursweetsalty1a The words in the box describe how food can taste.Write them under the correct pictures.Some pictures have more than o
3、ne word.salty duck eggsfruit saladpotato chipssalty sour1b Write the name of a different food after each word.sweet crispy bananasapples oranges cakeshoneycookiespotato chipspopcornspotato chipssalty duck eggsgrapeslemonsWhat are needed?The potatoes are cut into slices.The slices are cooked in the p
4、an.The pepper and tomatoes are sprinkled.potato chipsWho were potato chips invented by?When were potato chips invented?George CrumGeorge Crumchefchef1c Listen and circle“T”(for true)or“F”(for false).1.Potato chips were invented by mistake.2.They were invented in 1863.3.The customer thought the potat
5、oes were not thin enough.4.The customer said they were not salty enough.5.George wanted to make the customer happy.6.The customer was happy in the end.T FT FT FT FT FT F1d Listen again.Complete the sentences.The History of Potato Chips Do you know how potato chips were invented?Potato chips _ by a c
6、ook called George Crum.They were invented in _.George Crum cut the potatoes really,really _and then cooked them for a long time until they were _.Finally he put lots of salt on them so they were _.thinwere invented1853crispyreally saltyA:Did you know potato chips were invented by mistake?B:Wow,I did
7、nt know that.Who invented them?A:.1e Make a conversation about the invention of potato chips.Use the information in 1c and 1d.Do you like basketball?Do you watch basketball games?What do you think of this sport?Do you know when basketball was invented?And do you know how it was invented?2a PairworkD
8、iscuss the sport with your partner and share your ideas with the class.Go for it!A hard floorLearning strategy:MIND-MAPPINGChanging the information you read into a mind map may help you remember it more easily.思维导图思维导图把把变成变成记住记住Read and complete 2c Complete the mindmap with the information in the pa
9、ssage.Gamelplayed inside on a hard _l _teams lgot_into other teams_Developmentlinvented by _l first game on_l became Olympic event in _ in the year_lmost famous lgames:_lpopular games in China:_Popularityl Played by_ peoplel over _countriesfloortwothe ballJames NaismithDecember 21,1891Berlin1936NBAC
10、BA100 million200basketDo You Know When Basketball Was Invented?Basketball is much-loved and active sport that is enjoyed by many for fun and exercise.It is over 100 years old and is played by more than 100 million people in over 200 countries.It is believed that the first basketball game in history
11、was played on December 21,1891.Then in 1936 in Berlin,it became an event at the Olympics.超过超过 ；多于；多于奥林匹克奥林匹克 运动会运动会人们相信人们相信It is believed that the first basketball game in history was played on December 21，1891.人们认为历史上第一场篮球赛是在人们认为历史上第一场篮球赛是在1891年年12月月21日。日。It is believed that.意为意为“人们认为人们认为”，是固定句型，其中
12、，是固定句型，其中it为形式主语，真正的主语为为形式主语，真正的主语为that引导的从句。其他引导的从句。其他常见类似的句型还有：常见类似的句型还有：It is said that.据说据说 It is supposed that.据猜测据猜测 Basketball was invented by a Canadian doctor named James Naismith,who was born in 1861.When he was a college teacher,he was asked to think of a game that could be played in the
13、winter.Dr.Naismith created a game to be played inside on a hard floor,Dr.Naismith divided the men in his class into two teams and taught them to play his new game.Players on the same team must work together to get the ball in the other teams basket.At the same time,they need to stop the competing te
14、am from getting the ball into their own basket.创造创造把把.分开分开/分为分为stop.from.阻止阻止.做做.加拿大的加拿大的Today,the popularity of basketball has risen around the world,with many young people dreaming of becoming famous players.In China,you can sometimes see people playing basketball in parks,schools and even factori
15、es.Basketball has not only become a popular sport to watch.Although Americas NBA games are the most famous,the NBA games are becoming popular in China.The number of foreign players,including Chinese players,in the NBA has increased.受欢迎；普及受欢迎；普及see sb doing sth看到某人正在做某看到某人正在做某事事的数量的数量There are also m
16、ore and more foreign players in the CBA.Many young people look up to these basketball heroes and want to become like them.These stars encourages young people to work hard to achieve their dreams.钦佩；仰慕钦佩；仰慕encourage sb to do sth鼓励某人干某事鼓励某人干某事Read 2b quickly again.判断正误判断正误1.Basketball is very popular
17、in China.2.Basketball is played by over 100 million people in China.3.James Naismith was born in 1861.4.Basketball became an Olympic event in 1936.5.Chinese team won the match in Berlin Olympics.TFTTF2d Use what you remember from the mind-map to answer the following questions.1.Who invented basketba
18、ll and how is it played?James Naismith.Players on the same team must work together to get the ball in the other teams basket.At the same time,they need to stop the competing team from getting the ball into their own basket.2.When was the first basketball game in history played?On December 21,1891.3.
19、Why were the Berlin Olympics important for basketball?In 1936 in Berlin,basketball became an Olympic event.4.What are the professional basketball groups in America and China?America:NBA China:CBA.5.How popular is basketball?Today,the popularity of basketball has risen around the world,with many youn
20、g people dreaming of becoming famous players.CBANBAThis special pen was invented by Liu Jie.It has three colors and is used for.Writing Imagine you are a business person.Write a description of your new invention.Try to sell the invention to the class.It is often difficult to decide on the inventor o
21、f certain inventions.This is because sometimes a few people may_things which are _ the same.Its hard to tell who came up with the idea first.Some inventions can also lead to other inventions_.So some people _whether the inventor came up with the idea himself or herself.1.Complete the passage with th
22、e correct forms of the words in the box.inventnearlydoubtall of a suddeninvent,doubt,mention,nearly,website,all of a suddenPracticeThey think that the inventor used someone elses idea to creat his or her invention.That is why books or _usually _ more than one inventor when giving information about i
23、nventions.mentionwebsites1.Someone stole my watch._2.They used five eggs to make this big cake._3.When did they invent the personal computer?_4.They asked us not to run in the hallway._5.Someone took the video back to the store._My watch was stolen.Five eggs were used to make this big cake.When was
24、the personal computer invented?We were asked not to run in the hallway.The video was taken back to the store.2.Rewrite these sentences using the passive voice.Choose an invention and do research on it.Make a mind-map of the information you find.Then give a report to class.Homework人教版小学数学六年级上册2021/10
25、/1035活动一：创设情境，激趣导入。活动一：创设情境，激趣导入。活动一：创设情境，激趣导入。活动一：创设情境，激趣导入。学校要为咱们班购置一些运动器材，你能提出一些建议吗？我觉得应该先调查一下喜欢每种运动的各有多少人。Page 37（二）生成统计图从条形统计图中，你知道了什么？乒乓球足球跳绳踢毽其他02468101214128569我制成的是条形统计图。你能根据需要制成相应的统计图吗？从图中我知道了：喜欢乒乓球的人数最多，喜欢跳绳的人数最少六（1）班同学最喜欢体育活动项目统计图Page 3922.5%（一）整理信息六（1）班同学最喜欢运动项目的情况统计表 项项目目乒乓球乒乓球足球足球跳绳跳绳
26、踢毽踢毽其他其他人人数数128569百百分分比比30%12.5%20%15%你能算出喜欢每种运动的人数各占全班的百分之几吗？我制成了这幅统计图。乒乓球30%足球20%其他22.5%踢毽15%跳绳12.5%六（1）班同学最喜欢体育活动项目统计图你认识这幅统计图吗？（三）生成统计图活动二：观察发现活动二：观察发现活动二：观察发现活动二：观察发现（一）认识扇形统计图（1）整个圆、每个小扇形分别表示什么？答：整个圆表示六（1）班同学的人数，粉色的扇形表示喜欢足球的人数占全班 人数的20%；蓝色的扇形表示喜欢跳绳的人数占全班人数的12.5%；（2）喜欢踢毽的人数占总人数的百分之几？乒乓球的呢？答：喜欢踢
27、毽的人数占总人数的15%；喜欢乒乓球的人数占总 人数的30%。（3）各个扇形的大小与什么有关系？答：各个扇形的大小与班中喜欢某项运动的人数占全班人数的 百分之几有关系。（4）用这样的统计图有什么好处？答：可以清楚地反映出喜欢每种运动项目的人数占总人数的百分之几。乒乓球30%足球20%其他22.5%踢毽15%跳绳12.5%六（1）班同学最喜欢体育活动项目统计图这叫扇形统计图。（二）比较辨析我观察、我发现我观察、我发现我观察、我发现我观察、我发现（1）这两幅统计图有什么相同点和不同点？答：这两幅图都可以看出数量的多少，扇形统计图还能清楚地反映出 喜欢每种运动项目的人数占总人数的百分之几。六（1）班
28、同学最喜欢运动项目统计图乒乓球足球跳绳踢毽其他02468101214128569乒乓球30%足球20%其他22.5%踢毽15%跳绳12.5%六（1）班同学最喜欢运动项目统计图活动三：自主尝试、合作探索活动三：自主尝试、合作探索学习提纲：1、扇形统计图中的整个圆表示（），圆内大小不同的扇形表示（）。2、你认为图中的各个百分比是怎样算出来的？所有百分比的和是（）。3、扇形统计图有什么特点：（1）整个圆代表（），扇形代表（）。（2）为什么扇形的面积有大有小？从扇形的大小可以看出（）的大小。（3）圆和扇形的关系表示出了（）与（）的关系。“小试身手”：请各小组认真地讨论交流，一起解决提纲中的问题，不能解
29、决的就标上“？”全班的人数，也就是单位“1”喜欢各项运动的人数占全班人数的百分比喜欢各项运动项目的人数除以全班人数总数量各部分的数量各部分数量占总数量的百分比各部分数量总数量条形统计图和扇形统计图综合起来比较一下，你能说说它们的优缺点吗？条形统计图和扇形统计图综合起来比较一下，你能说说它们的优缺点吗？活动四：再显身手活动四：再显身手活动四：再显身手活动四：再显身手六（1）班同学最喜欢运动项目统计图乒乓球足球跳绳踢毽其他02468101214128569乒乓球30%足球20%其他22.5%踢毽15%跳绳12.5%六（1）班同学最喜欢运动项目统计图条形统计图：可以清楚地表示喜欢各种运动项目的人数。
30、但不能直观地显示各部分数量与总数量之间的百分比；扇形统计图：可以清楚地表示喜欢各种运动项目的人数占全班人数的百分比，但是不能清楚地显示各部分的具体人数。那能不能根据扇形统计图所提供的数学信息，计算出各部分的具体数量呢？你能提出哪些问题？那能不能根据扇形统计图所提供的数学信息，计算出各部分的具体数量呢？你能提出哪些问题？活动四：再显身手活动四：再显身手活动四：再显身手活动四：再显身手乒乓球30%足球20%其他22.5%踢毽15%跳绳12.5%六（1）班同学最喜欢运动项目统计图问题：六1班喜欢乒乓球的有多少人呢？大家能解决吗？4030%=12活动五：巩固、拓展。活动五：巩固、拓展。活动五：巩固、拓
31、展。活动五：巩固、拓展。1.牛奶里含有丰富的营养成分，各种营养成分所占百分比如下。每天喝一袋250g的牛奶，能补充每种营养成分各多少克？水分：25087%217.5（g）蛋白质：2503.3%8.25（g）脂肪：2504%10（g）乳糖：2505%12.5（g）其他：2500.7%1.75（g）活动五：巩固、拓展。活动五：巩固、拓展。活动五：巩固、拓展。活动五：巩固、拓展。2.李明每天的作息时间安排如下图。（1）李明每天花多少小时做作业？你还能得到哪些信息？答：李明每天花1.92小时做作业；花4.08小时上课；花3.12小时活动；2021/10/1048活动六：课堂小结。活动六：课堂小结。活动
32、六：课堂小结。活动六：课堂小结。同学们，通过这节课的学习，你都有些什么收获呢？现在就让我们一起来谈谈“我的收获”吧。作业：第100页练习二十一，第2题。第101页练习二十一，第3题、第4题。活动七：作业布置。活动七：作业布置。人教版小学数学六年级上册2021/10/1050活动一：创设情境，激趣导入。活动一：创设情境，激趣导入。活动一：创设情境，激趣导入。活动一：创设情境，激趣导入。学校要为咱们班购置一些运动器材，你能提出一些建议吗？我觉得应该先调查一下喜欢每种运动的各有多少人。Page 52（二）生成统计图从条形统计图中，你知道了什么？乒乓球足球跳绳踢毽其他02468101214128569
33、我制成的是条形统计图。你能根据需要制成相应的统计图吗？从图中我知道了：喜欢乒乓球的人数最多，喜欢跳绳的人数最少六（1）班同学最喜欢体育活动项目统计图Page 5422.5%（一）整理信息六（1）班同学最喜欢运动项目的情况统计表 项项目目乒乓球乒乓球足球足球跳绳跳绳踢毽踢毽其他其他人人数数128569百百分分比比30%12.5%20%15%你能算出喜欢每种运动的人数各占全班的百分之几吗？我制成了这幅统计图。乒乓球30%足球20%其他22.5%踢毽15%跳绳12.5%六（1）班同学最喜欢体育活动项目统计图你认识这幅统计图吗？（三）生成统计图活动二：观察发现活动二：观察发现活动二：观察发现活动二：观
34、察发现（一）认识扇形统计图（1）整个圆、每个小扇形分别表示什么？答：整个圆表示六（1）班同学的人数，粉色的扇形表示喜欢足球的人数占全班 人数的20%；蓝色的扇形表示喜欢跳绳的人数占全班人数的12.5%；（2）喜欢踢毽的人数占总人数的百分之几？乒乓球的呢？答：喜欢踢毽的人数占总人数的15%；喜欢乒乓球的人数占总 人数的30%。（3）各个扇形的大小与什么有关系？答：各个扇形的大小与班中喜欢某项运动的人数占全班人数的 百分之几有关系。（4）用这样的统计图有什么好处？答：可以清楚地反映出喜欢每种运动项目的人数占总人数的百分之几。乒乓球30%足球20%其他22.5%踢毽15%跳绳12.5%六（1）班同学
35、最喜欢体育活动项目统计图这叫扇形统计图。（二）比较辨析我观察、我发现我观察、我发现我观察、我发现我观察、我发现（1）这两幅统计图有什么相同点和不同点？答：这两幅图都可以看出数量的多少，扇形统计图还能清楚地反映出 喜欢每种运动项目的人数占总人数的百分之几。六（1）班同学最喜欢运动项目统计图乒乓球足球跳绳踢毽其他02468101214128569乒乓球30%足球20%其他22.5%踢毽15%跳绳12.5%六（1）班同学最喜欢运动项目统计图活动三：自主尝试、合作探索活动三：自主尝试、合作探索学习提纲：1、扇形统计图中的整个圆表示（），圆内大小不同的扇形表示（）。2、你认为图中的各个百分比是怎样算出来
36、的？所有百分比的和是（）。3、扇形统计图有什么特点：（1）整个圆代表（），扇形代表（）。（2）为什么扇形的面积有大有小？从扇形的大小可以看出（）的大小。（3）圆和扇形的关系表示出了（）与（）的关系。“小试身手”：请各小组认真地讨论交流，一起解决提纲中的问题，不能解决的就标上“？”全班的人数，也就是单位“1”喜欢各项运动的人数占全班人数的百分比喜欢各项运动项目的人数除以全班人数总数量各部分的数量各部分数量占总数量的百分比各部分数量总数量条形统计图和扇形统计图综合起来比较一下，你能说说它们的优缺点吗？条形统计图和扇形统计图综合起来比较一下，你能说说它们的优缺点吗？活动四：再显身手活动四：再显身手活
37、动四：再显身手活动四：再显身手六（1）班同学最喜欢运动项目统计图乒乓球足球跳绳踢毽其他02468101214128569乒乓球30%足球20%其他22.5%踢毽15%跳绳12.5%六（1）班同学最喜欢运动项目统计图条形统计图：可以清楚地表示喜欢各种运动项目的人数。但不能直观地显示各部分数量与总数量之间的百分比；扇形统计图：可以清楚地表示喜欢各种运动项目的人数占全班人数的百分比，但是不能清楚地显示各部分的具体人数。那能不能根据扇形统计图所提供的数学信息，计算出各部分的具体数量呢？你能提出哪些问题？那能不能根据扇形统计图所提供的数学信息，计算出各部分的具体数量呢？你能提出哪些问题？活动四：再显身手
38、活动四：再显身手活动四：再显身手活动四：再显身手乒乓球30%足球20%其他22.5%踢毽15%跳绳12.5%六（1）班同学最喜欢运动项目统计图问题：六1班喜欢乒乓球的有多少人呢？大家能解决吗？4030%=12活动五：巩固、拓展。活动五：巩固、拓展。活动五：巩固、拓展。活动五：巩固、拓展。1.牛奶里含有丰富的营养成分，各种营养成分所占百分比如下。每天喝一袋250g的牛奶，能补充每种营养成分各多少克？水分：25087%217.5（g）蛋白质：2503.3%8.25（g）脂肪：2504%10（g）乳糖：2505%12.5（g）其他：2500.7%1.75（g）活动五：巩固、拓展。活动五：巩固、拓展。活动五：巩固、拓展。活动五：巩固、拓展。2.李明每天的作息时间安排如下图。（1）李明每天花多少小时做作业？你还能得到哪些信息？答：李明每天花1.92小时做作业；花4.08小时上课；花3.12小时活动；2021/10/1063活动六：课堂小结。活动六：课堂小结。活动六：课堂小结。活动六：课堂小结。同学们，通过这节课的学习，你都有些什么收获呢？现在就让我们一起来谈谈“我的收获”吧。作业：第100页练习二十一，第2题。第101页练习二十一，第3题、第4题。活动七：作业布置。活动七：作业布置。