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1、九年级英语Unit 12 Lesson 45 Lesson 48人教版+朗文【同步教育信息】一. 本周教学内容： Unit 12 Lesson 45 Lesson 48二. 重点、难点：（一）词汇 1. connect v. 连接；相连；联系 join, be joined e.g. The two towns are connected by a bridge. 这两个城市用一座桥连接起来。 Where does the gas-store connect with the gas-pipe? 煤气炉在何处与煤气管连接？ The modem is used for connecting a
2、computer to a telephone line. 调制解调器是用来连接电脑与电话线的。 2. provide v. 提供 give, supple what is needed, what a person needs in order, to live e.g. Im already provided with all I need. 我所需要的一切都已经有了。 His job is to provide food for the poor families. 他的工作是给穷人家提供食物。 3. send v. 送，寄，派遣 cause sb. or sth. to go e.g.
3、 Parents must send their children to school. 父亲母亲必须送孩子们入学。 He sent word (sent a message with the news) that Mr White could not come. 他通知说，怀特先生无法来了。 send up 是“发射，把往上送”之意。 e.g. Man-made satellites have been sent up into space by many countries. 许多国家都曾经把人造卫星发射到太空中去了。 4. receive v. 接收，收到，得到 accept, take
4、, get sth. offered, sent, etc. e.g. When did you receive the letter? 你什么时候接到这封信的？ Foreigners will receive a warm welcome when they arrive in Beijing. 外国人到北京时，要受到热烈欢迎。（二）重点课文解释 1. Thats how the computer was made in my home. 我们就是这样在家里造计算机的。 how the computer was made in my home 在句子中是表语，称为表语从句。和宾语从句一样，表
5、语从句的语序也为陈述句语序，主要的连接词有：that, whether, who, which, what, when, where, how, why 等。 e.g. That is how they built the bridge. 那就是他们如何造桥的。 The question is how we can get to the biggest island. 问题是我们如何到达那个最大的岛屿。 Thats what we should do. 这就是我们应该做的。 2. You see, my father bought different parts of the computer
6、 and then put them together. 你看，我父亲买了计算机的各种零件，然后把它们组装了起来。 put together 是“组成，装配”之意。 e.g. Please help me put the parts of the car together. 请帮我把汽车的零件组装起来。 Can you put all kinds of machine parts together? 你能把所有的机器零件装配成吗？ 3. Many of the stars cannot be seen because they are too far away. 因为太遥远，许多星星不能被看到
7、。 far away 意思是“在老远处”。表示距离时，far常用于疑问句和否定句，肯定句中常用far away, far off, a long way (off) 等等。 e.g. A： How far did he drive today? 他今天开车有多远？ B： He went a long way. 他走了很长一段路。 The university isnt so far from here. 大学离这里不远。 提问两地距离时，可用how far (away), how many kilometres 等。 e.g. How far is it from here to her ho
8、use? 从这儿到她家有多远？ How far away is New York from Beijing? 从纽约到北京有多远？ How many kilometres by train is it from Tianjing to Wuhan? 从天津到武汉乘火车有多少公里？ far 不用来表示确切的距离。 e.g. The moon is 380,000 kilometres away from the earth. 月球离地球的距离是38万公里。（具体） The bus station is far from here. 汽车站离这儿很远。（不具体多少里） farther 是far 的
9、比较级，是“较远的，更远的”之意。further 是far的另外一种比较级，表示“进一步”，指程度，不指距离。 e.g. So far, no man has travelled farther than the moon. 到目前为止，没有人到比月球更远的地方。 He has written three books so far. 目前为止，他已写了三本书了。 This way to the Palace Museum is a little farther than that way. 到故宫的这条路比那条路远点。 Lets talk farther about the problem t
10、ogether. 咱们一起进一步讨论一下这个问题。 4. Man-made satellites have been sent up into space by many countries. 人造卫星已经被许多国家送上了太空。 space 意思是“太空”，为不可数名词，一般不用冠词。 e.g. It is quite near us in space. 在太空中它离我们很近。 Travel through space is not a dream today. 今日在太空中旅行已经不是梦想。 When we talk about the universe, we mean the earth
11、, the sun, the moon and the stars, and the space between them. 当我们谈论宇宙时，我们指的是地球、太阳、月亮和星星，以及它们中间的太空。 在句中的space的意思是“空间”。在这个意义上，space为可数名词，必要（特指）时可以运用冠词，也可以为不可数名词。 e.g. There is still an open space. 这里还有一个开放的空间。 There is space for one more person. 这里还有一个人的位置。 请记住与space有关联的词组： space bar （计算机上的）间隔棒 space
12、 science 航天科学space station 航天站 space suit 航空服space travel 航天旅行 space walk 太空漫步time and space 时间和空间 outer space 外层空间 5. For example, with their help China can send its TV and radio programmes to the other side of the world. 例如，借助于它们，中国可以将其电视和广播节目发送到世界的另一端。 with ones help = with the help of somebody 是
13、“在某人的帮助下”之意。 e.g. With the workmates help, I finished the book at last. 在同事的帮助下，我终于完成了这本书。 = With the help of the workmate, I finished the book at last. With Marys help. Lily could take good care of the baby. 在玛丽的帮助下，莉莉能照顾好婴儿。 6. All the computers must be shut down when you leave. 离开时必须把所有的计算机关掉。 mu
14、st 为情态动词，意义为“必须”，表示义务、必要性等，主要用于肯定句、疑问句。对用must 提问的句子做否定回答时，用neednt。neednt的意思是“不必”，而mustnt的意思是“禁止”。 e.g. A： Must I wash the clothes at once? 我必须马上洗衣服吗？ B： Yes, you must. 是的，你必须洗。 No, you neednt. 不，你不必。 You must not play with fire. 你不要玩火。 must 还表示肯定的推测，意思为“一定是”，否定的推测要用cannot. e.g. I guess your father m
15、ust be a computer engineer. 我猜你父亲一定是个计算机工程师。 He cannot be at home at this moment. 他现在准不在家。 7. Never put off till tomorrow what you can do today. 不要把今天能做的事情推迟到明天（今日事今日毕）。 put off 意思是“推迟，延期”，这样的动词词组的特点是：宾语为名词时，既可放在put与off之间，也可以放在put off 之后，如果宾语是人称代词，则必须放在put与off之间。 e.g. He has to put off his visit unt
16、il next week. 他不得不把访问推迟到下周。 Its said that the class meeting was put off. 据说班会被推迟了。 Well put the sports meeting off if it rains. = Well put off the sports meeting if it rains. 如果下雨，我们就要推迟开运动会。 A： Are we going to have a football game this Sunday? 这星期天我们将举行足球赛吗？ B： Yes, but if it is too windy well put
17、it off. 是的，但是如果风太大，我们就延期举行。 请用联想的方法记住以下词组： burn down 烧塌find out 找出 pick up 拾起，捡起point out 指出 put away 收起来take off 脱掉，（飞机）起飞 think over 仔细考虑throw away 扔掉 try on 试穿try out 试验 work out 计算出来look up 查找（三）重点语法复习 Word building 构词法 1. 合成（Composition） （1）名词（或代词）名词 basket + ball = basketball e.g. class + room
18、 = classroom copybook daylightlifetimehomeworkhousework homelandfarmhousehorsebackmarketplace textbooklifeboatspaceshipnewspaper headmasterpencil-boxpart-time （2）动词名词 play + ground = playground e.g. breakwaterpickpocketwatchtower （3）形容词名词 black + board = blackboard e.g. darkroomloudspeakerhighwaysom
19、etime （4）介词名词 after + noon = afternoon e.g. overcoatunderclothes （5）副词名词 down + stairs = downstairs e.g. overheaduphillupstairs 2. 派生（Derivation） （1）动词名词（加-or）名词（加-tion） e.g. inventinventorinvention operateoperatoroperation （2）动词名词（加-er或-or） e.g. build builderspeak speaker wait waiterkeep keeper rea
20、d readerown owner drive driverdance dancer write writer begin beginnerrun runner win winner visit visitorconduct conductor （3）名词形容词（加-ful / -less / -en / -ly / -ous / -y） e.g. hopehopefulhopeless useusefuluseless carecarefulcareless goldgolden woodwooden woolwoollen friendfriendly monthmonthly dayda
21、ily danger dangerousfame famous courage courageous noise noisycloud cloudy sun sunnywind windy rain rainysnow snowy【模拟试题】 I. 根据文章内容，和所给的第一个字母，填入适当的词。 The globe is the h place for human beings to live o , but we are d it rather than protecting it. The world p has reached 6 billion. It m the earth is
22、becoming more and more c . A lot of trees have been c down and g has been pulled out a deserts to become l . Sand storms strike the land more violently t before, not to mention droughts and f . Its really the time for u to do something to s destroying the e . II. 选择填空。 1. I have _ you an e-mail. A.
23、sendB. sentC. to sentD. sending 2. The key is used for _ the door. A. lockB. unlockingC. unlockD. locking 3. Oh ! Dear ! The car is running _ a driver. A. withoutB. noC. haventD. with 4. This room is _ cleaner than that one. A. moreB. veryC. manyD. much 5. Thanks _ the spaceship, we learn more about
24、 the earth now. A. withB. forC. toD. about 6. No eating _ smoking is allowed here. A. orB. butC. andD. instead 7. The meeting next week has been _. A. put downB. put awayC. put onD. put off 8. Please let me know _. A. what will you do tomorrow B. what you will do tomorrow C. what would you do tomorr
25、ow D. what are you going to do tomorrow 9. The lights should _ turned off in the day time. A. amB. areC. beD. is 10. Please _ the house clean and tidy. A. keepB. putC. letD. want III. 完成句子。 1. 你知道北京离海南有多远吗？ Do you know _ _ Beijing _ _ from Hainan? 2. 能采取什么措施保护动物？ _ can _ _ to protect the animals? 3.
26、 老师阻止了大卫在湖里游泳。 The teacher _ David _ _ _ the lake. 4. 我感到越来越累。 I felt _ _ _ _. 5. 这个箱子太重，安搬不动。 This box is _ heavy _ Ann cant carry it. IV. 完形填空。 The old Olympic Games began around the year 766 BC in Greece. At that time, there were not as _1_ games as today. Running, jumping and wrestling were the
27、very _2_ games, but they were the same as they _3_ now. In the old times, these games were only for _4_. Women were met allowed to _5_ part in the games. Today there are many _6_ of games in the Olympics. In most of the games, both men and women can _7_ for medals. Women are not _8_ watching. They a
28、re allowed to do many games, _9_ running, jumping, wrestling, swimming, shooting and so on. And they are _10_ allowed to do some ball games-basketball, volleyball and pingpong. However, _11_ women in every country are able to take part in the Olympics today. _12_, women from some Arab countries are
29、still not allowed to join in the Olympic Games. 1. A. manyB. muchC. plentyD. little 2. A. newB. interestingC. oldD. dangerous 3. A. wereB. areC. will beD. had been 4. A. manB. menC. peopleD. persons 5. A. playB. makeC. takeD. keep 6. A. kindB. kindsC. lotD. lots 7. A. lookB. waitC. hitD. compete 8.
30、A. readyB. justC. goodD. fine 9. A. soB. likeC. asD. for 10. A. alsoB. tooC. yetD. always 11. A. noB. noneC. allD. not 12. A. For exampleB. As a resultC. And alsoD. By the way V. 阅读理解。 Since the earliest times, trees have always been very useful and important to man who made use of them in many ways
31、. Even today trees continue to serve man in so many ways. Trees provide man with fruits and building materials in the form of wood. Without trees it would be impossible to build houses, boats and even bridges. Furniture such as tables, chairs and beds is made of wood. In the tropics where it is very
32、 hot throughout the year, trees protect man from the terrible heat. They are also useful in preventing good and rich top soil from being washed away during heavy rains which are so common in the tropics. If there were no trees or vegetation （植被） of some kind to hold back the soil with their roots, h
33、eavy rain would wash away the rich surface soil that is so important and necessary to agriculture. The result is that the land becomes a desert. There are so many desert areas in the world. A long time ago these desert areas must have been very rich fertile （丰产的） areas, but since our ancestors in th
34、e distant past did not have enough knowledge about science of nature, they cut down all the trees in the areas where they lived and near planted new ones. By and by, the rich surface soil was blown away and washed away by strong winds and heavy rains. In the end the land was turned into useless dese
35、rts where nothing could grow. 1. According to the passage. A. ancient man did not know how to make use of trees B. trees are not as useful now as they were in the past C. trees are more useful in the past than they are now D. men have always found trees very useful 2. “Top soil” means _ and is _. A.
36、 useless soil; of no use for agriculture B. soil on the surface of the earth; good for agriculture C. soil found under the earth; found under the roots of trees D. dry soil in desert areas; bad for agriculture 3. According to the passage, some desert areas were once _. A. fertile landsB. covered by
37、icebergs C. very coldD. very dry and useless lands 4. If there were not trees, _. A. the land would become more fertile B. heavy rains would clean the tropics C. the rich top soil couldnt be held back D. the balance of nature is unimportant to man 5. From this passage, we know that _. A. man can do
38、nothing to keep the balance of nature B. man may take no notice of the balance of nature C. man must do his best to keep the balance of nature D. the balance of nature is unimportant to man 6. The best title of this passage is _. A. The Uses and Importance of Trees B. The Importance of Top Soil C. H
39、ow Are Rich Lands Turned into Deserts D. Keep the Balance of Nature试题答案 I. home , on , destroying , population , means , crowded , cut , grass , allowing , larger , than , floods , us , stop , earth II. 1. B2. D3. A4. D5. C 6. A7. D8. B9. C10. A III. 1. how far it is 2. what be alone 3. stopped from swimming in 4. more and more tired 5. so that IV. 1. A2. C3. B4. B5. C6. B 7. D8. B9. B10. A11. D12. A V. 1. D2. B3. A4. C5. C6. A