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Unit 6 When was it invented?
【重点单词】
1. project n. 项目,工程; 11. lock v.锁上;n. 锁; 2. pleasure n. 高兴,愉快; 12. sudden adj. 突然的 3. daily adj. 日常的,每日的; 13. crispy adj. 脆的;酥脆的; 4. mention v. 提到,说到; 14. salty adj. 咸的; 5. nearly adv.几乎,差不多; 15. sour adj. 酸的,有酸味的; 6. boil v. 煮沸,烧开; 16. customer n. 顾客。 7. remain v. 保持不变;剩余; 17. Canadian 加拿大的, 8. national adj.国家的,民族的; 18. divide v. 分开,分散; 9. low adj.低的,矮的; 19. hero n 英雄,男主角; 10. translate v. 翻译; 20. professional adj. 职业的,专业的; 【重点词组】
1. shoes with special heels 特殊后跟的鞋子 2. hot ice cream scoop 热的冰其淋勺子 3. run on electricity 电动的 4. be used for 被用作
5. the subject for my school project 学校项目的课题 6. our daily lives 我们的日常生活 7. have a point 有点道理 8. by accident 偶然,意外地 9. over the open fire 在火堆上 10. fall into the water 落入水中 11. take place 发生 12. without doubt 毫无疑问
13. at a low price 以一个很低的价格
14. translate the book into different language 把书翻译成不同种的语言 15. all of sudden 突然 16. by mistake 错误地
17. a much-loved and active sport 一个深受喜爱并且积极的运动 18. divide…into 把…分开
19. stop sb from doing sth 阻止某人做某事 20. look up to 钦佩,仰慕
21. the professional basketball groups 职业篮球机构 22. use someone else’s idea 借用其他人的想法 【重点句式】
1. I think the TV was invented before the car. 我认为电视是在轿车之前发明的。 2. ---When was the telephone invented? --- 电话是什么时候发明的?
--I think it was invented in 1876. ---我认为电话是在1876年被发明的。 3. ---What are they used for? ---他们可用来做什么?
---They are used for changing the style of the shoes ---他们可用来改变鞋子的样1
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式。
4. ---When was the zipper invented? ---拉链是什么时候发明的? ----It was invented in 1893 .--它是在1893年被发明的。 5. ---Who was it invented by? ---它是由谁发明的?
---It was invented by Whitcomb Judson. ---它是被惠特科姆.贾德森发明的。 6. ---When was tea brought to Korea? ---茶是什么时候被带到韩国的?
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---It was brought to Korea during the 6 and 7 centuries.
---它是在六至七世纪被带到韩国的。
7. ---What is the hot ice-cream scoop used for? -这个热的冰其淋勺子是用来做什么的?
---It’s used for serving really cold ice-cream ---它是用来提供真正冷的冰其淋。
【重点知识解析】
Section A(1a ~ 2d) a. 词汇包:
1.invent (v.)发明;创造
invent 指发明创造出自然界本来不存在的东西,如工具、方法、手段、汽车、电器、合成材料等。 【备课例句】
Bell invented the telephone. 贝尔发明了电话。
Smith invented a new teaching method. 史密斯发明了一种新的教学方法。 【横向辐射】discover, find, create
1.discover是“发现”的意思,是指发现原来就有而一直没被发现,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。 Recently they have discovered a comet. 最近他们发现了一颗彗星。 2.find的意思是“寻找”,强调找的结果,并不指发现。
I've tried to find another copy but couldn't 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。
A novelist creates characters and a plot. 小说家塑造人物并设计情节。 【课堂变式】
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 can’t ____ my bike, I’m 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. 【解析】I.1.was, invented 2.find 3.discover 4.invented 5. created 2. be used for 用来做…… 2
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此短语中的for是介词,表示用途,后接名词或动词-ing形式。 【备课例句】
An orange is used for medicine. 桔子可以入药。 A pen is used for writing. 钢笔用来写字。 【横向辐射】be used as& be used by
1.be used as 意为“被用作……”,介词as表示“作为”,其后一般接名词,强调使用的工具及手段。 【例句】
English is used as the second language in many countries. 英语在许多国家被当作第二语言使用。
This room is used as their office. 这人房间被用作他们的办公室。 2.be used by 意为“被……使用”,介词by后面接动作的执行者(宾语)。 【例句】
English is used by travelers and business people all over the world. 全世界的旅行者和商人们使用英语。
Tractors are used by the farmers. 农民使用拖拉机。 【课堂变式】
1. 在中国英语作为外语来使用。__________________________________ 2.教师用粉笔。__________________________________
3.毛衣是用来保暖的。__________________________________ 【解析】
1. English is used as a foreign language in China. 2. Chalk is used by teachers.
3. A sweater is used for keeping warm.
3. pleasure n. 高兴,愉快;
常用于口语中;it’s my pleasure. With pleasure. 【备课例句】
It’s my pleasure to help you look after your pet cat.我感到很荣幸帮你照看你的宠物猫。
【横向辐射】please, pleased, pleasure, pleasant 的区别
一、please
1.表请求或要求的语气。是动词(及物动词)。 -Come in, please.请进来吧。(或Pease come in) -Sit down, please.请坐。(或Please sit down)
2.表“讨好,讨人喜欢;喜欢”(不及物动词)或者“使···高兴,使···满意,使···喜欢”(及物动词)
-Go where you please.你想去哪就去哪。 -What pleases you best?你最喜欢什么?
二、pleased形容词。表示“高兴的,喜欢的,满意的”。它指的是人主观上感到的满足心理
-I'm pleased to see you!见到你真高兴!
常用句型有:be pleased to do sth.高兴做某事 3
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be pleased at/about/with/by 对···感到满意/高兴 be pleased that从句 对··· 感到满意/高兴
三、pleasant形容词。表示“令人愉快的”“让人感到满意”。主语一般为物。 The walk was very pleasant. 那次散步很(让人)愉快。 四、pleasure名词 表示“满足;乐趣;消遣、娱乐”
It's a pleasure to read this book. 读这本书真是件乐事。 【课堂变式】
(1)根据句意,用pleasant, pleased或pleasure填空。 1. I had a ___ time.
2. He will be ___ to help you. 3. Reading gives me great ___.
4. It gives me ___to see you looking happy. 5. We spent a ___ day in the country.
【解析】1.pleasant 2.pleased 3. pleasure 4.pleasure 5. pleasant (2)I think it is impossible to make everyone______.
A. please B. pleased C. pleasant D. pleasure 【解析】由句意可知,要让每个人高兴是不可能的。pleased表示“高兴的,喜欢的”; 故选B。
b. 句式包:
When was it invented? 它是何时发明的?
本句用于询问某个物品的发明时间,结构为“When + was+某项物品+invented?”,其中was invented是一般过去时的被动语态,其基本结构是“was/were + 过去分词” 【备课例句】
This book was bought yesterday. 这本书是昨天买的。 【横向辐射】几种基本时态的被动语态
1.一般现在时:am/is/are +过去分词
Football is played all over the world. 足球运动遍及全世界。 2.一般过去时:was/were + 过去分词
This book was bought yesterday. 这本书是昨天买的。 3.一般将来时:will be +过去分词
The class meeting will be held tomorrow. 班会将在明天开。 4.现在进行时:am/is/are +being +过去分词
Our teaching building is being built now. 我们的教学楼正在兴建中。 5.过去进行时:was/were + being +过去分词
The bus wasn’t being repaired by me then. 那时这辆车不是由我修的。 6.现在完成时:have/has + been +过去分词
The work has been finished by them. 这项工作已经被他们做完了。 【课堂变式】
1.We ____not to play computer games.
A. are told B. have told C. told D. tell 【解析】tell sb. not to do sth.意为“告诉某人不要做某事”,这里的主语we是tell这个动作的承受者,故应用被动语态,应选A。 4
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2.—Will you come to the dinner party?—I won’t come unless Jenny ______. A. will be invited B. can be invited C. invited D. is invited
【解析】在unless引导的条件状语从句中,主句用一般将来时,从句应用一般现在时来表示将来。根据句意“如果詹妮没有得到邀请,我就不会来。”确定选D。 3. I’m sorry you can’t go in now. The room _____ yet. A. hasn’t been cleaned B. hasn’t cleaned C. isn’t been cleaned D. isn’t being cleaned
【解析】由I’m sorry you can’t go in now.可知房间还没有打扫,再加上the room是clean这个动作的承受者,应用现在完成时的被动语态,故选A。 4.A talk on science _____ in our school next Monday.
A. will give B. will be given C. has given D. has been given 【解析】主语A talk 是动词give的承受者,应用被动语态。再根据next Monday 确定用一般将来时,故选B。
Section A(3a ~ 3c) a. 词汇包:
1.remain (v.) 保持;剩余;残余 remain意为“停留,留下”,相当于stay。“呆在那里”可以说remain / stay there,但“呆在家里”只能说stay (at) home。 【备课例句】
She remains in the house all these days. 她这些天一直呆在那栋房子里。 They all wished us to remain. 他们都希望我们留下来。 【横向辐射】remain作连系动词
remain用作连系动词,意为“保持(某种状态),继续存在,仍旧是”,后面接形容词,名词,分词,不定式或介词短语。 【例句】
She remained sitting when they came in.他们进来时,她仍然坐着(没有站起来)。 Peter became a manager but John remained a worker. 彼得当上了经理,但约翰仍然是一个工人。
Whatever great progress you have made, you should remain modest. 无论你取得了多么大的进步,你都应一直保持谦虚。
This remains to be proved. 这有待证实。(将来被动动作)
Whether it will do us good remains to be seen. 这是否对我们有好处,还要看一看。 【课堂变式】
The leaves ____in the water for a long time.
A. came B. remained C. lived D. arrived
【解析】根据for a long time可知是指树叶在水中停留了很长时间,正确答案是B。 2. by accident偶然地;意外地 【备课例句】
He made this mistake by accident.他犯这个错误纯属偶然。 【课堂变式】
She found her keys _____when she cleaned her room after she lost them two weeks 5
九年级英语全册Unit6Whenwasitinvented?知识点总结(新版)人教新目标版



