Unit6sectionA知识点精讲精练英语九年级全一册（人教新目标版）.docx

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1、Unit 6 section A一、知识点讲解1、invent 发明；创造指创造出以前不存在的东西，尤指科技上的发明创造。例句：一Do you know who invented the electric light bulb?你知道是谁发明 / 电灯泡吗？Edison.爱迪生。+ inventor （n.发明家）- 0【助记】invent、（v.发明；创造）Jrfrention（H.发明；发明物）2.with有；带有；具有表示某物带有或具有某种特征。【拓展】with作介词，常见的用法还有：（I）意为和一起”，表示伴随。例句：I like to talk with my friends. 我喜

2、欢和朋友们一起交谈。意为用”，表示使用某种工具、手段等。例句：Cut the watermelon with a knife.用刀把这个西瓜切开。意为关于：对于；对来说”，表示关系等。例句：Arc you pleased with the result?你对这个结果满意吗？3、3 is said that据说；有人说其中it是形式主语，（hat引导的从句作真正的主语。例句：Il is said （hat wisdom is bom with a man.有人说智慧是与生俱来的。【拓展】类似的句型还有：It is believed that.人们认为：It is reported that.据报

3、道It is known that”总所周知；It is supposed that.据猜测4、直到才主句/句子的动词一般是非延续性动词，它所表示的动作直到until所表示的时间才发生。 until可用作介词，其后接表示时间的名词；也可用作连词，引导时间状语从句。 例句：She cant leave until Friday.直到星期五她才能离开。9 .句意：农民们把像螺旋桨一样的机器安装在杆子上，然后在很远的地方建造，因为它们 可能太吵了。expensive昂贵的；large大的；noisy吵闹的；terrible糟糕的。根据常识可知，人们将它们建 在很远的地方是因为风力发电会产生很大的噪声

4、。故选C。10 .句意：许多当地能源公司已经限制使用风力发电机来提供额外电力。usage使用；electricity电；money钱；food食物。风力发电是发电方式的补充，故此处表示 额外的电能。故选. D 12. C 13. B 14. A 15. A【解析】本文介绍了四种发明，详细地介绍了它们的特点。11 .细节理解题。根据It is just as strong as the traditional ones, but flexible （灵活的）enough to fold almost totally flat ”它和传统的一样坚固，但又足够灵活，可以几乎完全扁平折叠。可知， 这种

5、可折叠的自行车头盔足够灵活，几乎可以折叠成平面。故选D“.细节理解题。根据“Now, the shoe dream comes true in America.”可知,这种新型的能够自 己系鞋带的鞋子在美国已经被成功研发出来了。故选C。12 .推理判断题。根据An alarm clock, called Hello Sense, can improve your sleep. It can control the temperature, light and even air quality in your bedroom to help you have a perfect sleep en

6、vironment. And it can record your sleep cycles.”可知,这种新型的智能闹钟可以改善你的睡 眠；可以控制卧室的温度、光线甚至空气质量，帮助你拥有一个完美的睡眠环境；还可以记 录你的睡眠周期。而B选项“控制我们的体重”文中并未提及。故选B。13 .细节理解题。根据4The lack （缺乏）of vitamin A can cause blindness and many other illnesses.”可知，缺乏维生素A会导致失明和许多其他的疾病。因此，如果一个孩子视力差， 他可能缺乏维生素A。故选A。14 .推理判断题。根据Inventions

7、make the world better, smarter and a little more fun.”结合文 章内容，可知本文主要介绍了四种不同的发明创造，因此最可能出现在报纸上。故选A。15 . A 17. C 18. A 19. B【解析】文章大意：短文讲了高速列车、支付宝，共享自行车和在线支付被视为中国新的四 大成就，一些外国的年轻人对这些新事物提出了自己的看法。16 .细节理解题。根据 Justin 所说的话 the high-speed railways are very fast, Convenient and tidy.高铁快速、方便和整洁.可知他认为中国的高铁快速和整洁；

8、故答案选A。17 .细节理解题。根据 Yala 所说的话 I always go out by bike. Bicycle-sharing system allows people borrow a bike from point A and return it at point B.我总是骑自行车出去,共享单车允 许人们从A处借，然后把它归还在B处。可知这里”A“和“B指的是两个地方；故答案选Co.词义猜测题.根据上文说I can pay for almost everything Zhi Fu Bao.我几乎可以用支付 宝支付每件东西，和下文however但是，表示转折，可知应是说，但是，

9、在印度，如果你没 带钱包，你会陷入困境；结合选项，可知A选项“Get into trouble.”意为陷入困境，故答案选 Ao18 .细节判断题。根据 Justin 所说的话 I am from Romania. I wish we would have high-speed railways in our country someday.我是罗马尼亚人，我希望有一天我们的国家能有高速铁路。 可知现在在罗马尼亚没有高铁，故答案选B。20 . B 21. B 22. D 23. D【解析】短文大意：饮茶对人是有好处的，但是方法要正确，本文从四个方面介绍了人们如 何正确饮茶。21 .根据Green

10、 tea is the best choice for office workers.中最后一句 Moreover, drinking more green tea can prevent compuier radialion（辐射）可知，多喝绿茶可以防止电脑辐射。故选B. 21. 根据not drink strong tea 中最后句.For a person who has problem with these parts, to drink overly （过度地）strong tea may cause heart and blood pressure illness, or even

11、 make the old illnesses much worse.可知，喝过量的浓茶会导致心脏和血压疾病。故选B。22 .根据.Do not drink too much tea when you are ealing.中第一句 Drinking too much tea or strong thick tea may not be good for taking in many constant elements and trace elements （常量元 素和微最元素）.可知，喝太多茶或浓茶可能不利于摄入许多常量元素和微最元素。所以我们 吃饭时不应该多喝茶。故选D。23 .根据短文

12、大意可知，本文主要介绍了人们如何正确饮茶的方式方法，所以Howto Drink Tea Correctly符合文意。故选D。24 . seller 25. for 26. leaves 27. toclean 28. realized 29. a 30. As/While 31. packed 32. their 33. drinkers【解析】短文大意：短文介绍的是西方流行的饮茶方式袋装茶，讲述了它的起源、发展和现 状，说明了袋装茶是一种简单而美味的饮茶方式。24 .句意:茶包是由美国茶叶销售商Thomas Sullivan于1908年发明的。lea seller茶叶销售 商，tea名词用作

13、形容词，做名词的定语。根据句意结构和英文提示，可知填seller。25 .句意：他用丝绸袋送来免费茶叶供人们试用。send oul发送；for表目的，根据句意语境 和上下文提示，可知填for。26 .句意：人们将袋子和茶叶放在杯子里，加入热水。tea leaves茶叶：根据句意语境和英 文提示，可知需用leaf的复数形式，故填leaves。27 .句意：茶味道很好，人们认为这杯茶很容易学。ilis/was+形容词+lodo,固定句型，不 定式是真正主语；根据句意语境和英文提示，可知填to learn。28 .句意：沙利文意识到他手里拿着一个热门新东西。本句是宾语从句，主句缺谓语动词， 根据句意

14、语境和英文提示，结合短文的时态，可知填realized。29 .句意：他造了一台机器来包装这些袋子。machine机器，单数名词前面需加不定冠词a。 根据句意语境和上下文提示，可知填a。30 .句意：随着茶袋的流行，它们从丝绸变成纱布和后来的纸张。根据句意语境可知，主句 和从句表示两个正在发展变化的情况，相当于汉语的“随着“，需用as引导，故填As/While。31 .句意：如今英国大约有85%的茶叶是用纸袋包装的。85% of the tea是动词pack的受动 者，需用被动语态，即be+过去分词结构；根据句意结构和英文提示，可知填packed。32 .句意：这是因为一些茶叶公司把劣质茶叶放

15、进茶叶袋里。句尾的tea bags其实是some tea companies一些茶叶公司的,some tea companies是复数第三人称，其相应的物主代词需用their, 结合英文提示，可知填山输。33 .句意：但对于大多数饮茶者来说，袋泡茶仍然是一种简单而美味的方法。most大多数 的，形容词修饰复数名词；根据句意语境和英文提示，可知填drinkers。【点睛】短文填空题，要求根据句意语境和英文或上下文提示用单词的正确形式填空，主要 考查单词形式，包括名词的单复数和所有格、动词的三单形式、非谓语动词、基数词或序数 词，主格代词/宾格代词和物主代词（形容词性物主代词/名词性物主代词）等。

16、这类题FI难 度不大，重点是掌握句意，在理解的基础上把握句子时态，从而判断所给单词的正确形式。34 . doubt 35. connected 36. canceled 37. brain 38. inside【解析】34.句意：有人怀疑姚明能否成为一名伟大的篮球运动员。根据“whether Yao Ming could become a great basketball player or not.”及选词可知，此处指的是“有一些怀疑”,doubt“怀 疑”，不可数名词。故填doubt。35 .句意:医生认为肺癌与吸烟有关。根据“lung （肺）cancer is.with smoking.

17、”及选词可知, 此处是 be connected with”与有关“，故填 connected（.36 .句意：你能告诉我为什么新年晚会取消了吗？根据“why the new year party was”及选词 可知，晚会被取消了，cancel“取消”，动词，空前有was,此处用过去分词构成被动语态， 故填 canceled0.句意：里德教授研究的目的是比较计算机功能和大脑工作。根据compare computer functions with.working.”及选词可知，是把计算机功能和大脑工作进行比较，brain“大脑 故填braino37 .句意：当他打开信封读里面的信时.，他欣喜若

18、狂。根据he opened the envelope and read the letter”及选词可知，是打开信封读里面的信，inside里面故填inside。5、mention fmenj n/ v.提到；说到mention的主要用法：(l)mcntion+ that 宾语从句例句：He mentioned that the food was invented by a Chinese.他提到这种食物是由一个中国人发明的。(2)mention sb./sth.(to sb.)(向某人)提起某人或某事例句：Don5 mention it before the children.别在孩子们面前

19、提及此事。(3)mention doing sth.提到做某事例句： Whenever I mentioned having dinner together, he said he was too busy.无论何时我一提起一块儿吃顿饭，他就说太忙。6、remain 保持不变；剩余remain作不及物动词，还可意为留下，剩下。例句：She remained at home.她留在家里。【拓展】remain还可作系动词，后可接形容词作表语。例句：This place remains very cool all summer.这个地方整个夏天都很凉爽。7n take place发生，出现例句：Wh

20、en did tea trade take place?茶贸易出现在什么时候？【辨析】take place与happentake place不能用于被动语态;常指事先安排或事发有因的事情。happen不及物动词，不能用于被动语态,常指偶然发生的事情。8、without doubt毫无疑问：的确(l)doubt作名词，意为疑惑；疑问”。例句：If there is any doubt, you had better make certain.如果有什么疑问，你最好弄清楚。(2)doubt作动词，意为怀疑；不相信”，其后可直接跟名词或代词作宾语。例句：I have no reason to dou

21、bt him. 我没有理由怀疑他。【注意】无论doubl用作名词还是动词，在肯定句中其后常接whether从句，在否定句和疑 问句中常接that从句。例句：We doubt whether he will come.我们怀疑他是否会来。例句：There is no doubt that our experiment will succeed.亳无疑问我们的实验会成功。二、同步练习。-）完形填空A wind power generator （发电机）is a great way to produce electricity and to save money. If it is 1 by com

22、bining solar and gas power, it can be a very good way to save much money and make our much 2.A wind generator can be a great way to supply your home with natural, renewable （可再生的） energy. Not only it 3 less, it is also a clean source of energy （hat can be stored as long as there is 4. Wind generator

23、s can be easily made at home5-the right guidelines（指导原贝U） fbr you to follow. But the problem is that vc dont have enough windy days to produce 6 of the energy for a whole day. This is 7 the wind power generator used for camping is fine, but not nearly enough for the average household.There are many

24、8 in the United States which use wind power generators. The farmers set machines like propellers （螺旋桨）on poles and build them in faraway areas because they can be too 9. There are a lot of other things you should consider before buying awind power generator. Many local energy companies have limited

25、using wind power generators for extra 10. And the technology behind wind power generators is not prefect yet.However, if you arc able to supplement the energy you need, you can use a wind power generator. This way you will save money and protect the environment as well.1.A. takenB.usedC.madeD. cut2.

26、A. richerB.dirtierC.cleanerD. bigger3.A. costsB.paysc.spendsD. takes4.A. cloudB.snowc.rainD. wind5.A. aboutB.ofc.withD. on6.A. anyB.allc.noneD. few7.A. howB.whenc.whereD. why8.A. farmsB.schoolsc.factoriesD. families9.A. expensiveB.largec.noisyD. terrible10.A. usageB.electricityc.moneyD. food（二）阅读单选I

27、nventions make （he world better, smarter and a little more fun.The folding bike helmet （头盗）People hate to wear a helmet because its thick and heavy. Morpher is a bike helmet made from plastics. Il is just as strong as the traditional ones, but flexible （灵活的）enough to fold almost totally flat. Also i

28、t is much easier to carry.1少Shoes that tie themselves After we see the movie Back to the Future, almost everyone wants a pair of self-tying shoes. Now, the shoe dream conies true in America. When you press a button, the shoes can tie themselves.IBThe smart alarm clock Hello SenseAn alarm clock, call

29、ed Hello Sense, can improve your sleep. Il can control the temperature, light and even air quality in your bedroom to help you have a perfect sleep environment. And it can record your sleep cycles.）Sweet potatoes that could save livesThc lack （缺乏）of vitamin A can cause blindness and many other illne

30、sses. In sub-Saharan Africa, plant experts are helping them grow a kind of new sweet potatoes. These potatoes can help them fight against some illnesses.11. The folding bike helmet is.A. thick and heavyB. made from metalC. not as strong as a traditional oneD. flexible enough to fold almost flat12. N

31、ow, the dream of shoes can lie themselves comes true in.A. ChinaB. JapanC. AmericaD. France13. The smart alarm clock can NOT.A. improve our sleepB. control our weightC. record our sleep cyclesD. control the temperature in the bedroom14. If a child has a poor eyesight, he may be in the lack of.A.vita

32、min AB. vitamin BC.vitamin CD. vitamin D15. You can find the passage in a.A.newspaperB. story bookC.guide bookD. cookery bookHigh-speed （rains, Alipay（支彳寸宝）,shared bikes and online payment are seen as the new Four Great Achievements of China by young foreigners, according to a video sun ey by the Si

33、lk Road Research Institute of Beijing Foreign Studies University.In the video young people from 20countries along the Belt and Road routes were asked to name great inventions that had influenced （heir lives in China.The following is what they said from 4 young people of them.Bond, Bangkok,ThailandYo

34、u can find many wonderful things that wc dont have in Thailand.We dont have Alipay or other online payment apps with which I can go shopping without stepping out of the doors.If only I could bring them back to my country!Yala, Kathmandu, NepalIm from Nepal.I always go out by bike.Bicycle-sharing sys

35、tem allows people to borrow a bike from point A and return it at point “B. Its not only che叩 but also a low-carbon（低 碳的）and healthy way of life.I like it very much.Arehana, NewDelhi,IndiaMy life in Beijing is quite different from that in India.Herc in China, I seldom take money with me when I go out

36、.I can pay ibr almost everything by Alipay.Oh, its amazing! However, in India, if you dont take wallet with you, youll be in a lough spol.Justin,Bucharest,RomaniaIm from Romania.China is really a great countiy and its high-speed railways are very fast, convenient and tidy.lt takes me only 6 hours fr

37、om Beijing to Shanghai by train.lt saves a lot of time and its cheaper than airplane.I wish we would have high-speed railways in our country someday.16. What does Justin think of the high-speed railways in China according to his words?A. Fast and tidy.B. Convenient and wonderful.C. Cheap and amazing

38、.D. Cheap and tidy.17. What do A” and B refer to in Yalas words?A. Two bikes.B. Two riders.C. Two places.D. Two ways of life.18. What does the underlined phrase “be in a tough spot mean?A. Get into trouble.B. Lose your way.C. Stay in silence.D. Be very poor.19. Which of the following is TRUE accordi

39、ng to the above information?A. Bicycle-sharing system provides bikes for free.B. There arc no high-speed railways in Romania now.C. Alipay is （he only way of paying fbr things.D. People in Thailand can use online payment apps conveniently.Green tea is the best choice for office workers.People who al

40、ways work in places with air conditioning may face skin problems such as easily dry skin. Among all the drinks, green tea is the best choice. Because there are important things in green tea. Moreover, drinking more green tea can prevent computer radiation（辐射）.Winter is the season to drink black tea.

41、Chinese medicine believes （hat different people should drink differenl lea based on ihe different characteristics and tastes of each kind of tea. Black tea can warm the stomach and quicken digestion （消化）.Therefore, drinking warm black tea in the cold winter is a most suilable choice. Do not drink st

42、rong tea.Strong tea may make the body far too excited and can badly affect the cardiovascular （心血管的） system （神经系统）as well as the nervous system. For a person who has problem with these parts, to drink overly （过度地）strong tea may cause heart and blood pressure illness, or even make the old illnesses m

43、uch worse. Do not drink too much tea when you are eating.Drinking too much tea or strong thick tea may no（ be good fbr taking in many constant elements and trace elements （常量元素和微量元素）.Also, people should not drink tea with milk or other milky food.20. If you always work with （he computer, what kind o

44、f tea should you drink?A. Black tea.B. Green tea.C. Strong tea.D. Hot tea.21. Drinking too much strong tea may cause.A. headachesB. heart diseaseC. skin problemsD. stomach ache22. Which of the following is NOT true?A. If you have stomach ache, you should drink black tea.B. When we choose tea, we sho

45、uld know the characteristics and (astes of each kind of tea.C. Strong tea may take the body far too excited.D. At tabic, wc should drink tea as much as possible because its good fbr our health. 23. Which is the best title for the article?A. Green TeaAll Kinds of TeaB. Tea and SeasonsHow to Drink Tea

46、 Correctly (三)语法填空阅读下面短文，在空白处填入一个适当的词，或填入括号中所给单词的正确形式。Using a tea bag is most westerners favorite way of drinking tea.Do you know how it came about? The tea bag was invented in 1908 by Thomas Sullivan, an American tea 24 (sell). He was sending out free tea in silk bags 25 people to try.People put th

47、e bags together with the tea26 (leaf) into the cup and added hot water.The tea tasted good, and people thought it was easy 27 (clean) the cup.They were not happy when Sullivan started sending them (he loose tea(散装茶)again.Sullivan 28 (realize) that he had a hot new thing in his hands, and he built 29

48、 machine to pack the bags. 3() tea bags became popular, they were changed from silk to gauze(薄纱)and later paper.ln 1952, Lipton Tea made the tea bag even more popular with its invention of the four-sided tea bag.Tea bags were soon a hit in the UK, and today about 85% of (he lea in the UK is 31 (pack) in paper bags.Howe