《SectionB(1a~1e)》导学案

Section B (1a-1e) 课时重点:1.熟练运用一般过去时的被动语态。2.熟练掌握以下单词和短语:crispy, salty, sour, by mistake, customer, thin enough, salty enough, make the customer happy, in the end。3.了解薯片的发明过程。一、填一填1.错误地;无意中 2.足够大 3.足够酸4.使得高兴 5.最后;终于 6.许多盐 二、译一译1.你知道薯片是如何发明的吗? 2.顾客认为土豆不够薄。 3.薯片是由一个叫乔治的厨师发明的。 4.薯片是在无意中发明的。 5.乔治想让顾客高兴。 6.他在上面放了大量的盐,所以它们很咸。 三、想一想阅读课本 1d的短文,思考下列问题。1.What was George Crum? 2.When were potato chips invented? 3.How were potato chips invented? 活动一:争先恐后按要求填写英语单词,完成课本1a与1b,然后根据所填内容,用形容词填空和造句。比一比,谁写得又快又多。运用下面的单词和语言结构:Potato chips are crispy and salty.The orange is sour.The sugar is sweet.活动二:听力练习1.快速浏览课本1c的六个句子,理解其汉语意思。然后听录音,圈出T(正确)或F(错误)。2.快速浏览课本1d的短文,听一遍录音,完成短文中所缺的单词。活动三:课堂表演在小组里结对进行对话练习,讨论薯片的发明过程。 完成任务所需的语言结构:A:Did you know potato chips were invented by mistake? B:Wow, I didnt know that.Who invented them? A:They were invented by a chef called George Crum.B:When were they invented? A:They were invented in 1853.B:How were they invented? A:George Crum cooked them for a long time until they were crispy.And he put lots of salt on them so they were really salty.知识超市The customer thought the potatoes weren􀆳t thin enough.顾客认为土豆不够薄。enough为副词,thin为形容词,enough修饰形容词的时候必须后置。例如:important enough, tall enough, old enough, strong enough1.作形容词:充当定语时,既可修饰可数名词,也可修饰不可数名词。如:Are there enough seats for ten people? 有没有足够十人的座位?2.作代词,充当主语、宾语。如:I have enough to do today.今天我有足够多的事要做。做一做:根据汉语提示完成句子。1.我们有足够维持一周的食物We have for a week.2.他说话慢得每个人都能听懂。He spoke for everyone to understand.George wanted to make the customer happy.乔治想让顾客高兴。“make+宾语+形容词(作宾语补足语)”意为“使成为”“使作为”“使变成”。做一做:根据汉语提示完成句子。1.电脑使英语学习更加容易。 Computers make it to learn English.2.他们都想让吉姆当班长。They all Jim as their monitor.Potato chips were invented by a cook called George.薯片是由一个叫乔治的厨师发明的。a cook called George 中过去分词短语作定语修饰名词a cook, 其中called可以用named替换。例如:I have a pet cat called/named Mimi.我有一个叫做咪咪的小宠物猫。I like reading the novels written by Mark Twain.我喜欢读马克吐温写的小说。做一做:单项选择。( )1.Somebody Jack phoned while you were out.A.to callB.calling C.being calledD.called( )2.The first bookfor children came out last year.A.having written B.written C.being written D.to be written当堂检测：