英语人教版九年级全册unit6 .docx

Unit 6 When was it inventedPeriod 1（Section A 1a2d）学习目标：本课时以说、听为主 1、掌握Page41-42页的单词和短语。2、能用过去时态的被动语态谈论物品被发明的时间、发明者，表达某发明的用途。重难点：invent (动词)inventor (名词)发明家invention(名词)发明物自学指导：一、自学1、单词：拼读-记忆-字典深入page41-422、通读Section A 1a-2d了解大意，明白要求，用双色笔标出自己不能理解的地方。3、再读Section A 1a-2d，在文中找出下列短语，翻译教学过程：板书课题，学习学习目标学习重难点三先学： They are used for seeing in the dark. 1. 翻译：_ 2. 本句可归纳出短语_,表示“被用来做某事”，后跟_, 相当于_。 3. 翻译： 钢笔用来写字。A pen _ _ _ _. 4.辨析：be used as, be used by be used as 意为_，介词as表示“作为”，其后一般接名词，强调使用的工具及手段。 be used by 意为_，介词by后面接动作的执行者（宾语）。5. (1) 在中国英语作为外语来使用。 English _ _ _ a foreign language in China. (2) 教师用粉笔.Chalk _ _ _ teachers. (3) 毛衣是用来保暖的。A sweater _ _ _keeping warm四后教：When was the telephone invented? 1. invent 指发明_东西，如工具、方法、手段、汽车、电器、合成材料等。 翻译：贝尔发明了电话。 Bell _ the telephone. 2. 辨析：discover, find, create (1)discover是“发现”的意思，是指发现_，如发现电、煤、石油等矿藏及新星、星系或科学真理等。 Columbus discovered America in 1492. 1492年哥伦布发现了新大陆。 (2) find的意思是“寻找”，强调_，并不指发现。 Ive tried to find another copy but couldnt find one.我试图再找一本，但没能弄到。 (3)create指有目的地把原材料制成新产品，也指创造出原来不存在的或与众不同的事物。 Man creates himself. 人类创造了自己。3. 根据语境提示，用invent, discover，find或create的形式填空，完成句子。(1).When _ the stream engine（蒸汽机） _? (2).I cant _ my bike, Im looking for it. (3). Scientists are now trying to _ if this is possible.(4). Do you know who_ the plane？(5). He _quite a number of wonderful characters in his play.五当堂检测：单项选择。( )11.Welcome to our clothing store. We have many _ of skirts.A. styles B. sizes C. colors D. bills( )12.When _ the bridge _？Last year.A. did；build B. was；build C. was；built D. did；built( )13.What is your _ work?Answering phone calls and solving problems.A. patient B. friendly C. proud D. daily( )14.The sofa is used _ a bed sometimes.A. for B. of C. to D. as( )15.So kind of you to give a ride to the station._.A. It doesnt matter B. Never mind C. Dont mention it D. My pleasure用所给词的适当形式补全句子。 Fill in the blanks with the suitable form of the words.1. The telephone_(invent) in 1876.2. Edison was a great _.He had 1093_ during his lifetime.(invent)3. Mary thinks the computer is _(use) invention in the world.4. Do you know who (invent) the computer?5.When_the telephone _(invent)?6.The computer can_us do math problems (help).7.In those day, the woman couldnt_ (afford)a TV because they were really expensive.8.A friend of _ (I)