Unit6Whenwasitinvented教材全解加课后练习讲解(附答案)

1、Unit6 When was it invented?教师: 学生: 年级： 日期: 2014 星期: 时段: 课 题Unit6 When was it invented? Section A 目标与分析学习内容与过程课文解读Section A An Accidental InventionDid you know that tea, the most popular drink in the world (after water), was invented by accident? Many people believe that tea was first drunk nearly 5,

2、000 years ago. It is said that a Chinese ruler called Shen Nong was the first to discover tea as a drink. One day Shen Nong was boiling drinking water over an open fire. Some leaves from a tea plant fell into the water and remained there for some time. It produced a nice smell so he tasted the brown

3、 water. It was quite delicious, and so, one of the worlds favorite drinks was invented.A few thousand years later, Lu Yu, “the saint of tea”, mentioned Shen Nong in his book Cha Jing. The book describes how tea plants were grown and used to make tea. It is believed that tea was brought to Korea and

4、Japan during the 6th and 7th centuries. In England, tea didnt appear until around 1660, but in less than 100 years, it had become the national drink. The tea trade from China to Western countries took place in the 19th century. This helped to spread the popularity of tea and the tea plant to more pl

5、aces around the world. Even though many people now know about tea culture, the Chinese are without doubt the ones who best understand the nature of tea.要点详解1.the style of the shoes鞋子的款式扩展：in style 时髦的 out of style 过时的eg: Her clothes are always in style.2.My pleasure!非常愿意！辨析pleasure / pleased / pleas

6、antpleasure n. 高兴，愉悦 My pleasure. /With pleasure / Its a pleasure. -Thanks for helping me. My pleasure.pleased adj 高兴的 be pleased to do sth 乐于做某事 be pleased with 对。满意Donot mention it. I am very pleasedtohelp you. The teacher was pleased with the students performance.pleasant adj 令人愉悦的 Wish you a ple

7、asant journey.3.Think about how often its used in our daily lives.Dont you read the daily news in todays newspaper?daily作副词时，每日，每天 The milkman comes daily to our house.4.Well, you do seem to have a point看来你说的确实有道理have a point意为：有道理 You have a pointIt would be better to wait till tomorrow.5.The pione

8、er of different inventions were listed there.list 列表，列清单 List them and you will never forget them.list还可作名词 意为：名单，清单 I didnt see his name on the list.6.For example, it mentioned that the zipper was invented by Whitcomb Judson in 1893.mention意为；提到，说到，其后可接that引导的宾语从句。eg:He mentioned that the food was

9、invented by a Chinese.扩展：mention sth( to sb )Nobody mentioned anything to me about it.mention doing sth= Whenever I mention havin dinner together, he says hes too busy.注意：Dont mention it. Z主要来回答感谢，有时也用来回答道歉。-Thank you very much. -Dont mention it7.by accident 意为偶然，意外地 eg; I knew his name by accident.

10、8.nearly adv 几乎，差不多nearly表示“接近”，常可与almost换用，但在具体数字前常用nearlyalmost 强调“差一点。就”（=very nearly）,可置于no, none, nothing等词前（nearly不可以）He said almost nothing worth listening to9. It is said that a Chinese ruler called Shen Nong was the first to discover tea as a drink.It is said that表示据说。 eg: It is said that h

11、e is a rich second generation.It is believed that/ It is reported that/ It is known thatruler 意为统治者，支配者 A king is a ruler.10. Some leaves from a tea plant fell into the water and remained there for some time. fall into 落入，掉入扩展：fall asleep 入睡 fall down 倒下，落下 fall off 跌落，从。掉下来 fall over 被。绊倒remain 此处意

12、为停留，逗留 How long will you remain here?remain 作连系动词，表示：仍然是；保持不变，相当于keepeg: He is in danger, but he remains calm.11. It produced a nice smell so he tasted the brown water. smell可做可数名词，也可做不可数名词This flower hasnt much smell.Theres a smell of cooking.12. The tea trade from China to Western countries took p

13、lace in the 19th century.辨析：take place 与happentake place 表示必然性的发生或指根据计划或安排举行的，无被动语态happen 表偶然性的没预料的发生，无被动语态The opening of the play will take place tomorrow night.13. Even though many people now know about tea culture, the Chinese are without doubt the ones who best understand the nature of tea.doubt

14、 名词，意为：疑惑，疑问。Without doubt 意为：毫无疑问，的确eg; If there is any doubt, you had better make certain.Without doubt she has been working hard.doubt作动词，意为：怀疑，不相信 I have no reason to doubt him.注意；doubt 在肯定句中，后面常接whether 从句,否定句中常接that 从句We doubt whether he will come. There is no doubt that our experiment will su

15、cceed.14. anybody用法：常用于否定句和疑问句；用于肯定句意为：任何人Anybody can do the work well.15.The earthquake happened all of a sudden, but luckily, the villages were brought to a safe place.sudden意为：突然的 There was a sudden change in the weather.all of a sudden 意为突然，猛地，相当于suddenlyHe came to us all of a sudden=He suddenly

16、 came to us.Unit 6 When was it invented?一、单选( )1. When I passed by the park, I noticed the children _ basketball there. A. play B. to play C. playing( )2. Sorry, Mary. I took your notebook _. - It doeent matter. A. by mistake B. by accident C. by hand( )3. I didnt wake up _ I heard the alarn clock.

17、A. after B. since C. until( )4. Mum added some _ but the chips are not _. A. salt, enough salty B. salty, salt enough C. salt, salty enough( )5. - _, you can work out the math problem very easily. - I see. Thank you very much, Miss Wang. A. By the way B. On the way C. In this way( )6. Leo, shat do y

18、ou think is the most helpful _ in modern times? - I think it is the computer. A. invent B. invention C. inventor( )7. They decided that all the wood would be used _ building . - Of course. The buklding needs it. A. for B. by C. with( )8. This kind of machine _ cutting paper. A. used for B. is using

19、for C. is used for( )9. - _ out plan, there will be a meeting next Monday. - Oh, thanks. I will be there on time. A. With the help of B. Because of C. According to ( )10. The sun _ at night. Do you agree with me? A. Yes, I think so. A. can be seen B. cant see C. cant be seen( )11. The milk _ strange

20、, It has gone bad, I think. A. is tasted B. taste C. tastes( )12. I dont like chocolate but Sue _. A. does B. liked C. doesnt.( )13.I will be away for _. A. sometimes B. some time C. some times D. sometime( )14. He tried his best to do everything to make his young sister _ again. A. laughing B. to l

21、augh C. laugh( )15. What _ will happen? A. do you think B. are you thinking C. you think( )16.She tried many times to pass the exam, and _ the end she succeeded. A. by B. at C. in ( )17.James didnt come _ the bell rang. A. until B. when C. before( )18.Only a few hundred of these animals _ today. A.

22、stay B. remain C. keep( )19 _ he isnt tall enough, he is good at basketball. A. Because B. Although C. Since( )20.Take these plates away to the kitchen and _ some clean ones. A. take B. bring C. fetch二. 完形填空:People all over the world enjoy sports, because sports can help them keep _1_ and live long.

23、 Some sports or games go back _2_ years, like running or jumping. Chinese boxing, for example, has a very long history. But basketball and volleyball are very new. Andnew sports or games come to world nearly all the time. Many people like to watch _3_ play sports games. Tey dont play themselves. The

24、y buy tickets or _4_ their TVS to watch the games. Often they get very _5_ and happy when “their” player or team _6_ the match.People play different ganes in different seasons. Swimming is fun in warm weather, _7_ skating is good in winter. Some sports are _8_ interestingthat people everywhere enjoy

25、 them. For example, basketball _9_ by about 100 million people in more than 200 countries. People can play it in parks, schools or factories. _10_ fun it is to watch an NBA match!( )1. A. health B. healthy C. healthily( )2. A. thousand B. thousand of C. thousands of( )3. A. others B. the others C. t

26、he other( )4. turn on B. turn off C. turn down( )5. A.interested B. exciting C. excied( )6. A. beats B. wins C. fights( )7. A. though B. so C. but( )8. A. very B.quite C. so( )9. A. plays B. is played C. is playing( )10. A. What B. What a C. How参考答案单选15 CBCCC 6-10 BACCC 1115 CABCA 1620 CABBC完型15 BCA

27、AC 610 BCCBA课 题七年级下册第Unit6 When was it invented? 学习目标与考点分析考点分析：unit6核心语法之一般过去时的被动语态学习重点谈论发明以及用途，分析复合句的句子结构，理解同位语的用法学习方法学习内容与过程课文解读Section B Do You Know When Basketball Was Invented?Basketball is a much-loved and active sport that is enjoyed by many for fun and exercise. It is over 100 years old and

28、is played by more than 100 million people in over 200 countries. It is believed that the first basketball game in history was played on December 21，1891. Then in 1936 in Britain, it became an event at the Olympics.Basketball was invented by a Canadian doctor named James Naismith, who was born in 186

29、1. When he was a college teacher, he was asked to think of a game that could be played in the winter. Dr Naismith created a game to be played inside on a hard floor. Dr Naismith divided the men in his class into two teams and taught them to play his new game. Players on the same team must work toget

30、her to get the ball in the other teams basket. At the same time, they need to stop the competing team from getting the ball into their own basket.Today, the popularity of basketball has risen around the world, with many young people dreaming of becoming famous players. In China, you can sometimes se

31、e people playing basketball in parks, schools and even factories. Basketball has not only become a popular sport to play, but it has also become a popular sport to watch. Although Americas NBA games are the most famous, the CBA games are becoming more popular in China. The number of foreign players,

32、 including Chinese players, in the NBA has increased. There are also more and more foreign players in the CBA. Many young people look up to these basketball heroes and want to become like them. These stars encourage young people to work hard to achieve their dreams.要点详解1.salty （tasting of salt）咸的 eg

33、: The soup is a little salty for me.注意：名词+后缀-y构成的形容词lucklucky healthhealthy windwindy rainrainy tastetasty iceicy snowsnowy sunsunny2.Potato chips were invented by mistake.by mistake 意为：错误地。无意中 eg; Maybe somebody took it by mistake.3. Basketball is a much-loved and active sport that is enjoyed by ma

34、ny for fun and exercise.much-loved ( be loved very much ) 意为：备受喜爱的，深受爱戴的eg； People around the world are feeling sorry to the death of the much-loved leader, Nelson Mandela.4. It is over 100 years old and is played by more than 100 million people in over 200 countries.over意为：多于，超过，此处相当于more thaneg: T

35、here are over one thousand students in the school.扩展：over 的其他用法在。上方 eg: There is a bridge over the river.over用作副词，意为结束 Class is over.与over 相关的短语：over there 在那边 get over 客服 go over 检查 all over the world 全世界 over and over again 多次；反复地5. Basketball was invented by a Canadian doctor named James Naismith

36、, who was born in 1861.Canadian adj-加拿大的；加拿大人的 n-加拿大人eg; Canadian culture is different from Chinese culture. Many of my friends are Canadians.6. When he was a college teacher, he was asked to think of a game that could be played in the winter.could be played 为情态动词的被动语态，结构为:情态动词+be+ done , 否定形式为: 情态动

37、词+not+be+doneAll these must be finished in three years.Kids should not be allowed to drink.7. Dr Naismith divided the men in his class into two teams and taught them to play his new game.divideinto 把.分开；把.划分为The teacher divided our class into four groups.divide up 分享 The children divided up the cand

38、y among themselves.8. At the same time, they need to stop the competing team from getting the ball into their own basket.stop sb from doing sth 阻止某人做某事，相当于prevent sb from doing sth. 注意：在主动语态中两者中的from 可以省略，被动语态中不可省略No one can stop us (from) carrying out the plan. The water must be prevented from bein

39、g polluted by us.9. Today, the popularity of basketball has risen around the world, with many young people dreaming of becoming famous players.popularity n. 受欢迎，普及 His books have grown in popularity recently.rise vi 意为：增加，提高，上升，站起来 The sun rises in the east and sets in the west.辨析 rise , raiserise v

40、i增加，上升，站起来，不能用于被动语态 Meat prices are still rising.raise vt 提高，增加，举起 The man raised his voice and I heard what he said.with+宾语+现在分词构成的复合结构在句中作伴随状语With winter coming on, its time to buy warm clothes.with+宾语+宾补构成with的复合结构，宾补除了可以是现在分词，还可以是介词短语、形容词、副词等。He came in with a smile on his face.dream of 意为：梦想，想象

41、 They dream of going to college.扩展：dream作及物动词，后可接名词、代词或that从句作宾语He dreamed a sweet dream.10. Many young people look up to these basketball heroes and want to become like them.look up to 钦佩，仰慕 We all look up to the learned and modest professor.He is a movie star whom I look up to.look up to还意为：抬头看，仰望

42、 He looked up to the sky.11. These stars encourage young people to work hard to achieve their dreams.encourage: 鼓励，激励 常用结构：encourage sb to do sthParents should encourage children to do things by themselves.achieve 实现，完成 He could not achieve his goal.辨析：achieve与come true achieve 完成，实现 主语通常是人come true

43、 实现，主语通常是梦想等I believe I can achieve my dream. I hope my dream will come true.巩固提高Unit 6 When was it invented? Section B一、根据句意用本单元的词的适当形式填空1一Do you know when the computer was i_? 一In 19762I dont know if shoes with a_ heels are comfortable to wear3Food cooked in the m_ oven is not crispy enough4She ta

44、sted the soup and added more salt because it wasnt s_ enough5Did you know potato chips were invented by m_?6Last SundayI met a friend whom I hadnt seen for years by a_7一Where was the bike p_? 一In Tianjin8The new tea produces a p_ smellWould you like to drink some?9Remember to pack a c_ if you want t

45、o take pictures there二、单项选择1. The bridge_ by the local people in 2000Abuilt Bwas built Cbuild Dwas build2. More sheep_ by the farmer since two months ago Awas sold Bwere sold Chas been sold Dhave been sold3. Keys_ used for _ the doors. A. is, opening B. is, opened C. are, opening D. are opened4. My

46、teacher told me that my homework must_ on time.Afinish Bbe finish Cbe finished Dfinished5. She found her lost car_. Awith mistake Bby accident Cby mistake Din accident6. I dont like these fried peanuts(花生)because they are not_. Acrispy Bsweet Csoft Dsour7. They decided_ at the end of this month Ato

47、leave Bgoing back Ctravel Dnot stay out8. The fish smells_, Id like to try someA. terrible B. bad C. well D. nice9. Mike _leave _ his teacher returns. A. doesnt, until B. /, until C. didnt leave, until D. wont leave, until10. More and more buildings_ in the town now Awere built Bhave built Cis built

48、 Dare being built11. If you_ any help, just call me up. A. is needing B. needed C. will needed D. need12. We hope the students will go there_. Aas quickly as possible Bas soon as they willCas possible Das quick as they can13. Do you know when she_?SorryI dontBut I11 let you know when she_.Acomes；com

49、es Bwill come；will comeCcomes；will Dwill come；comes14. I thought I_ the door，but it is still open. Ahad closed Bwas closing Chave closed Dwould close15. 一Can you tell me where Jim is? -He_ his homework upstairsAmight have done Bmust have done Cmust be doing Dmust do16. Lets put off the picnic till n

50、ext week，_ the weather may be better then. Athen Bif Cas Dwhen 17. He will come back，but he doesnt know_.AWhen he comes back Bwhen will he come backCwhy to come back Dhow he comes back18. 一Thank you very much for the meal 一 Not at all._. AIm very glad to hear that BIm glad you could come CMake yourself at home DWith pleasure19. In front of the library_ many pine trees A. i