河北省唐山市曹妃甸区第二中学九年级英语全册 Unit 9 When was it invented Section A（1a-4）导学案（无答案） 人教新目标版

Unit 9 When was it invented Section A（1a-4）【学习目标】1.掌握词汇 invent, be used for, operate , heat 2. 被动语态的用法【使用说明】一、自学1.浏览Section A (1a4，通读Grammar Focus至少2遍，用笔标出重点和自己做不理解的地方二、正课1.课前检测 （4） 2.课题解读与听力（9） 3.导学案探究释疑。（14） 4.学以致用（9）5.整理巩固（4）【知识点拨】1. 语态：英语有两种语态：主动语态和补动语态主动语态表示是动作的执行者被动语态表示主语是动作的承受者1. They make trains in Zhuzhou . 主动语态 2.The farmers grow cotton every year. 主动语态Trains are made in Zhuzhou. 被动语态 Cotton is grown by the farmers every year. 被动语态 Cats eat fish. （主动语态）猫吃鱼。 Fish is eaten by cats.(被动语态)鱼被猫吃。 被动语态的构成: be+ 过去分词 各种时态被动语态结构 一般现在时 主语 + am / is / are + 过去分词 + 其他。 Am / Is / Are + 主语 + 过去分词 + 其他？ 主语 + am / is / are not + 过去分词 + 其它。 一般过去时 主语 + was / were + 过去分词 + 其他。 Was /Were + 主语 + 过去分词 + 其他？ 主语 + was / were not + 过去分词 + 其它。 一般将来时 主语 + am / is / are going to be + 过去分词 + 其他。 Am / Is / Are + 主语 going to be + 过去分词 + 其他？ 主语 + am / is / are not going to be + 过去分词 + 其它。 或者 主语 +will / shall be + 过去分词 + 其他。 Will / Shall + 主语 +be + 过去分词 + 其他？ 主语 + will / shall be not + 过去分词 + 其它。 现在完成时 主语 + have / has been + 过去分词 + 其他。 Have / Has + 主语 + been 过去分词 + 其他？ 主语 + have / has not been + 过去分词 + 其它。 含有情态动词的被动语态 主语 + 情态动词+ be + 过去分词 + 其他。 情态动词 + 主语 + be + 过去分词 + 其他？ 主语 + 情态动词 not + be + 过去分词 + 其它。2. invent 动词 发明 创造 invention 发明创造 名词 inventor 发明者 发明家 名词 invent 主语是人的时候 用主动语态 主语是物的时候用被动 表示被发明 When was / were invented ? . 是什么时候发明的? Who was / were invented by? . 是谁发明的？ Thomas Edison was a great America _ , he _many things , and he had many _.3. be used for doing sth “被用来做”，介词for表示目的和用途，后面接名词或动名词形式。 = be used to do sth. Knives are used for _(cut)things.= Knives are used _ _things. 刀子是用来切东西的。 但 be / get used to + doing sth 表示习惯于做某事 be used as“被用作”，介词as（“作为”）后面一般接名词，强调使用的工具及手段。例如：English is used as a second language in this country. 这个国家把英语作为第二语言。be used by“被使用”，介词by后面接动作的执行者。例如：English is used by many people in the world. 世界上许多人使用英语。以前农民们用这种机器来收割庄稼。This kind of machine _ _ _farmers for getting in crops long before.这些书几年前当作教科书来用。These books _ _ _ textbooks several years ago.4. operate 操作 作业 手术 动词 给. 做手术 operate on operation 手术 操作 名词 do an operation on . 给 手术5. heat 加热 动词 热 热量 名词6. must have + 过去分词 表示对过去推测判断 表示过去肯定 Life must have been difficult when you were a kid. 当你小时候 生活肯定很艰难。 It must have rained last night for the ground is wet now. 现在地面很湿， 昨天肯定下雨了。7. The telephone _(invent) in 1876.8. take a history class 上一节历史课 9. some friends of mine 我的一些朋友 a friend of +名词性物主代词 (mine, yours ours, his , hers , its , theirs ) 或 名词所有格 s a friend of Li Pings 李平 的一位朋友10.afford 负担得起 afford sth 负担得起某物 afford to do sth 负担得起做某事11.handheld 手拿的。12. be used for doing sth 被用来做某事 be used to do sth 被用来做某事 be used to doing sth 习惯于做某事 be used as .被用作。 be used by . 被某人用13. annoying inventions 恼人的发明 (1)annoy 动词 “使生气，使烦恼”。例如： You are beginning to annoy me! 你开始让我心烦了。(2)annoying 形容词 “困扰的，烦恼的”， 指某事物使人心情烦恼。例如：Its annoying that we didnt know about this before. 真讨厌，我们先并不知道。(3)annoyed 形容词. “困扰的，烦恼的”，指某人心里感到烦恼。例如：Im getting annoyed with her. 我开始烦她了。类似的词语还有：interestinterestinginterested exciteexcitingexcited amazeamazingamazed surprisesurprisingsurprised boreboringbored relaxrelaxingrelaxedtiretiringtired disappointdisappointingdisappointed frustratefrustratingfrustrated ( ) Everyone in my family is _ in the _ TV play.A. interested; interested B. interesting; interesting C. interested; interesting D. interesting; interested( ) The news was so _ that everyone felt _ at it.A. surprising; surprised B. surprised; surprising C. surprising; surprising D. surprised; surprised14. helpful adj. 有帮助的, 有益的 Mr. White is a very helpful man. 构词法：名词 + ful 形容词再如: use + ful useful thank + ful thankful beauty+ ful beautiful care + ful careful15. What do you think is the most useful invention?16. 辨析invent/ discover/ find/ find out(1）invent “发明，创造”，主要指发明原本不存在的东西。(2）discover “发现”，主要指发现原来存在的东西。(3）find “（偶然）发现，找到”具体存在的人或物。(4) find out 指通过观察、调查、探究而发现事实真相等虚拟的事情。( ) Columbus _ America in 1492. A. invented B. found C. found out D. discovered( ) Have you _ who broke the window last night? A. invented B. found C. found out D. discovered当堂检测1) The bike _(fix) up by Xiao Ming yesterday.2) Sunglasses _ (use) for protecting peoples eyes.3) A picture _(put) up on the blackboard.4) French_ (speak) in France.5) Teenagers should _(allow) to choose their own clothes.( ) 1. The letter _ in French. Can you read it to me? With pleasure. A. wrote B. is writing C. is written D. is writing ( ) 2. This kind of rice tastes nice. Do you know where it is grown? Yes, it _ in Southeast China. A. was grew B. has grown C. is grown D. is growing ( ) 3. Smoking _ in public in France now. A. not allowed B. is allowed C. isnt allowed D. is allow( ) 4. Do you think that our classroom _ every day? Yes, I think so. A. should clean B. should be cleaning C. should cleaned D. should be cleaned( ) 5.What did Miss Wang say to you just now? She said that all the books should _ to the library on time. A. are returned B. return C. be returned D. be returning ( ) 6. The old man was quite weak after the accident, so he _. A. must be taken care B. must take care of C. must be looked after D. must look after ( ) 7. Trees and flowers _ every year to make our country more beautiful. A. is planted B. was planted C. are planted D. were planted( ) 8.Will you go to the birthday party?I wont go until Jenny _. A. is invited B. will be invited C. has invited D. was invited。( ) (1) When _ this computer _? Last year. A. did; make B. was; made C. is; made D. has; made( ) (2) This painting _ to a museum in New York in 1977. A. sells B. sold C. was sold D. is sold( ) (3) I wasnt at home yesterday. I _ to help with the harvest on the farm. A. was asked B. asked C. was asking D. had asked( ) (4) An organization _ to help disabled people three years ago. A. was set up B. is set up C. set up D. will be set up( ) (5) Did you win the basketball game? Bad luck. Our team _ in the final one. A. won B. beat C. was won D. was beaten( )1. A stamp is used for _ a letter. A. send B. sends C. sending D. sent( )2. The gym _ last year. Its for the 2020 Olympic Games. A. build B. was built C. was building D. built( )3. Last year ,LiHua, a college student, _ to work for the Olympic Games. A. is choosing B. is chosen C. was choosing D. was chosen( )4. The PLA _on August 1, 1927. A. is found B. was found C. was founded ( )5. -When _this kind of computer _? -Last year. A. did, invent B. was, invented C. is, invent D. are, invented( )6. _ the new library _ in our school last year? A. Is, built B. Was, built C. Does, build D. Did, build( )7. Mike wasnt at home yesterday. He _ to help with Jennys English. A. was asking B. is asked C. is asking D. was asked (2020,山东淄博)( )8. Columbus _America in 1492. A. invents B. invented C. discovers D.discovered( )9. Gilbert _ electricity, and electric light _ by Edison. A. discovered, was invented B. was invented, discovered C. invented, discovered D. discovered, invented( )10.-When do you think the machine _? - In 1890. A. is invent B. were invented C. was invent D. was invented( ) 1. “Could you tell me who the alarm clock _ by?” ”Sorry, I dont know.” A. invents B. invented C. is invented D. was invented( ) 2. Edison _ the light bulb. It is one of the most useful _ in the world. A. invent, inventions B discover, inventor C. invented, inventions D. discovered, inventors( ) 3. Many trees and flowers _ in our school last term and they made our school more and more beautiful. A. planting B. planted C. are planted D. were planted( ) 4. The light bulb gives people more time _ every day. A. to work and play B. work and play C. to work and playing D. working and playing( ) 5. Did you go to the dinner party? No, I _.A. didnt invite B. wasnt invited C. am not invited D. havent invited(1) 伞是用来遮雨的。The umbrella is used _ keeping yourself from rain.(2) 我习惯于吃比萨。 I _ _ _ _ pizza.(3) 我过去常常在放学后跳舞。I _ _ _ after school.1