九年级英语全册 Unit 6 When was it invented Section A(1a 2d)课件 (新版)人教新目标版 课件VIP免费

Unit 6 When was it invented?重点单词 名词:style,project,pleasure,website,pioneer,ruler,smell,trade, doubt,fridge,earthquake,bell,biscuit,cookie,instrument,customer, basket,hero 动词:list,mention,remain,translate,lock,divide 形容词:daily,national,low,sudden,musical,sour,Canadian 副词:nearly 代词:somebody 必备短语 have a point,by accident,take place,without doubt,all of a sudden,by mistake,the Olympics,divide...into,not only...but also,look up to 经典句型 1.—When was the zipper invented? —It was invented in 1893. 2.—Who was it invented by? —It was invented by Whitcomb Judson. 3.—What is the hot ice-cream scoop used for? —It’s used for serving really cold ice-cream. 语法在线 一般过去时被动语态的用法。 写作要求 1.学会谈论主要发明的历史及用途。 2.能够针对各项发明的用途及特点,发表自己的看法,并说明理由。 Section A(1a-2d)任务一任务二根据图片内容 , 完成下面的任务。任务一 : 从方框内选择对应的单词与图片匹配。 ( 有两个多余选项 )zipper computer heel scoop glove telephone1. 2. 3. 4. computer zipper telephone scoop 任务一任务二任务二 : 想一想 , 它们各有什么用途 , 并用句子 “ It is used for ...” 表达出来。答案：略 When was the telephone invented?电话是什么时候发明的 ?(1) 此句是一般过去时被动语态的特殊疑问句。一般过去时被动语态的构成为“ was/were+ 及物动词的过去分词”。如 :The bridge was built before 1960.这座大桥是 1960 年以前建造的。(2)invent 是动词 , 意为“发明 , 创造” , 其派生词有 :invention n.发明 ;inventor n. 发明家。如 :Edison is one of the greatest inventors in the world.He invented lots of useful things.During his lifetime,he made more than 1,000 inventions.爱迪生是世界上最伟大的发明家之一 , 他发明了许多有用的东西 , 他一生中有 1000 多项发明。invent,discover 与 find 用法图解