山东省临沂市九年级英语Unit6WhenwasitinventedPeriod2SectionA1a_2d导学案.docx

Unit 6 When was it invented【学习目标】1、语法：一般过去式的被动语态2、重难点：1) 用一般过去式的被动语态谈论物体是怎样被发明的。2) 听懂相关听力对话。【预习合作探究】1. I think the TV was invented before the car. 我认为电视机先于汽车被发明。【解析1】invent v 发明 inventor n 发明家 invention n 发明 辨析：invent/ discover/find/find out吉尔贝特发现了电，而爱迪生发明了电灯泡。Gibert _electricity, but Edison _ the electric light bulb. Bell _the telephone in 1876. Columbus _America in 1492. A. invent B. discover C. invented D. discovered【解析2】一般过去时的被动语态I. 定义：表示过去某一时间的被动动作或过去经常性、习惯性的被动动作，无需说明 动作执行者时可省去“by + 动作执行者”。II. 结构： 一般过去时的被动语态：肯定结构： 主语 + was / were + 及物动词的过去分词 + by + 动作执行者 （注： was, were的使用由主语的单复数形式而定，主语为第三人称单数名词、代词或I时用was, 主语为复数名词、代词they或you时用were。）The teaching building was built six years ago. 否定结构：主语+was / were + not + 动词的过去分词 The window was not broken by him. 窗玻璃不是他打碎的。疑问形式结构：was /were +主语+动词的过去分词 （注：一般疑问句通常把was / were置于主语前。特殊疑问句形式应将一般疑问句置于特殊疑问词后面，反意疑问句形式应保留was / were。）Was your homework finished in time yesterday evening? Where were those buses made? III.一般过去时的被动语态疑问句的回答方法(1)一般疑问句形式肯定回答用 “Yes, . was / were.”，否定回答用No, . wasnt / werent.;(2)特殊疑问句应抓住特殊疑问词进行回答，可用简略方法，也可用完整方法; (3)反意疑问句也应用 “Yes, . was / were.”或 “No, . wasnt / werent.”进行回答。Was your office cleaned yesterday afternoon? Yes, it was. / No, it wasnt. Where was the party held last Sunday? At home. / It was held at home. Your debt was paid off at last, wasnt it? Yes, it was. / No, it wasnt. 2. Theyre used for.? 它们被用来做.【解析】be used for doing = be used to do sth 用来做某事 use 的用法：(1) use v 用，使用 useful adj. 有用的 (2) use up = ran out of 用完，用尽(3) use sth to do sth 使用某物做某事 (4)used to do sth 过去常常做某事(5)be used to doing sth 习惯于做某事 (6)be used by +动作执行者 被使用(7)be used as+名词 被用着.3. My pleasure! 这是我的荣幸。【解析】please v 取悦 pleasure n愉快 pleased adj.(人)高兴的 (be pleased to do sth 愉快做某事 / be pleased with sth. 对.满意) pleasant adj.(物)令人愉快的。 Its my _(please) to help you. They went to Qingdao and had a _(pleasure) trip. Im pleased _(meet) you. 4. Think about how often its used in our daily lives.想想看它在我们的日常生活中是多么经常被用到。 daily adj. 日常的；每日的= everyday day n. 天，日 daily adj. 每日的： daily life 日常生活 There was little change in their _(day) lives5. The pioneers of different inventions were listed there 不同发明的先驱被列在那里。 list n 列表；列清单 n 名单；清单： make a list of . 制作.的目录6. For example, it mentioned that the zipper was invented by Whitcomb Judson in 1893. 例如，它提到拉链是惠特科姆.贾德森于1839年发明的。 mention v提到, 说起 ：Dont mention it. 没关系，别客气【形成性检测】单项选择。1、Last March, many trees _ along the streets to make our city more beautiful. A. were planted B. were planting C. had plantedD. planted2、 Shenzhou X, Chinas fifth manned spacecraft, _into space on June 11, 2013. A. has sent B. was sent C. will send D. is sent3、Wow! You have a ticket to the Expo! lt _by my uncle. He is working in Shanghai. A. has bought B. had bought C. is bought D. was bought4、 We are glad to hear that the terrorists _ by the brave policemen several days ago. A. are caught B. were caught C. have been caughtD. are going to be caught5、Three bridges _ over the river five years ago. A. built B. build C. were built D. are built6、What doses your father think