高中英语Module4SandstormsinAsiaPeriod1IntroductionReadingandVocabulary文本研读课+精讲优练课型课件外

1、Module 4Sandstorms in AsiaIntroduction & Reading and Vocabulary . 根据音标和词义写出下列单词1. _(adj. )大量的; 大规模的2. _ (n. )战役; 活动3. _ (n. )进程; 过程4. _ (n. )沙尘; 灰尘5. _ (n. )面罩masscampaignprocessdustmask. 写出黑体单词在句子中的含义1. A sandstorm is a strong wind in a desert area, which carries sand through the air. ( )2. That ci

2、ty is not a coastal(沿海的) city but an inland city. ( )3. He threw it forward with all his strength. ( )沙尘暴内陆的力气4. The teacher forecast that 15 of his pupils would pass the examination. ( )5. It was a very frightening experience and they were very courageous. ( )6. All the citizens must follow the rul

3、es of the city. ( )7. She has decided to cycle to work, so she wants to buy a new bike. ( )预测吓人的市民骑自行车. 根据语境猜测黑体短语的含义1. There is pollution in most places partly because of having cut down too many trees. ( )2. I was caught in a heavy rain yesterday, as a result I was late for the visit of the galler

4、y. ( ) 3. When the meeing was over, we went out of the room one after another. ( ) 4. He was digging up the tree to move it. ( ) 砍倒突然遇上一个接一个地挖出，掘出. 根据语境及汉语提示写出相应的短语1. The _has more sandstorms than the one near the sea. (内陆地区)2. Everyone has duty to _the environment. (关注) 3. What would you do _?(在这种形

5、势下)inland regionlook afterin this situation4. Sandstorms have been a _for many Asian countries for centuries. (主要的灾难)5. In our city, a _has been started to reduce pollution. (大规模的运动)6. Did you experience a terrible sandstorm _?(小时候)major disastermass campaignas a child7. That morning I _my flooded b

6、edroom. (醒来发觉；认识到，意识到)8. There is too much dust on the floor of our bedroom, please _ it _. (扫除，扫掉)woke up tosweepaway. 速读文章完成下列习题1. What is the best description about a sandstorm according to the passage?A. It is a major disaster for many Asian countries for centuries. B. It is a strong wind carryi

7、ng sand. C. It is a way to cause land to become desert. D. It is a kind of natural disaster that cant be treated. 2. What is the best title for the passage?A. a Major Disaster for Many Asian CountriesB. A World DisasterC. A Major Disaster and Ways to Deal With This Problem in Many Asian CountriesD.

8、Try to Solve This Problem. 细读文章并选出最佳答案1. When sandstorms happen, what will you wear if you go out?A. A hat. B. A coat. C. A mask. D. A tie. 2. How many kilometres is the desert away to the west of Beijing?A. 350. B. 250. C. 150. D. 200. 3. Which statement is WRONG?A. People sometimes cant forecast t

9、he strength of a storm. B. The government plans to continue planting trees for the next ten years. C. Northwest China is part of the sandstorm center in Central Asia. D. Sandstorms sometimes affect Beijing. 4. According to the text, we can learn that sandstorms. A. cause people to buy more masksB. a

10、re difficult to deal withC. are not dangerous but frighteningD. will disappear within five years. 复读文章并完成短文Sandstorms which begin in 1. _ areas are strong, dry winds that carry sand. The wind is strong enough to move sand 2. _. Sandstorms mainly occur in four places in the world including 3. _ Asia,

11、 with 4. _ China as the center. Sandstorms have increased in recent years as a result of 5. _. Beijing is sometimes affected by sandstorms. They affect the citys 6. _ because the thick dust makes it difficult to see. Sandstorms candesertdunesCentralNorthwestdesertificationtrafficbe 7. _ some weeks b

12、efore, but the 8. _ of the storm sometimes surprises people. When a sandstorm occurs, weather experts advise people not to go out, they have to wear a 9. _ because its difficult to 10. _ and the dust makes people ill. To prevent sandstorms from coming nearer, the government of Beijing is planting tr

13、ees. forecaststrengthmaskbreathe【读而后思】As far as you are concerned, what are the causes of sandstorm?_cutting down too many trees;desertification(沙漠化);high temperature and little rain;serious air and water pollution; the growing population of the world;improper use of land;rapid spread of urbanizatio

14、n1. frightening adj. 吓人的；可怕的*It has lasted for ten hours and was very frightening. 它(沙尘暴)持续了十个小时，真是太可怕了。*I cant forget that frightening experience. 我无法忘记那段令人恐惧的经历。【归纳拓展】(1)frighten vt. (使)惊恐frighten sb. into doing sth. 吓唬某人做某事frighten sb. out of doing sth. 吓唬某人使其不敢做某事(2)frightened adj. 感到恐惧的；害怕的be f

15、rightened at/of 害怕；对感到恐惧be frightened to do sth. 害怕去做某事*You neednt be frightened at the dog. 你不必怕那条狗。【名师点津】frightening意为“令人恐惧的；可怕的”，一般用于指事物。frightened意为“受惊的，害怕的”，一般修饰人，表示人的感受。【即学活用】用frighten的适当形式填空。The big earthquake was very _. 这场大地震非常可怕。 The little boy was _ by the fierce dog. 那个小孩被恶狗吓坏了。 Nothing

16、can _ this fearless boy. 什么也吓不住这个勇敢的男孩。frighteningfrightenedfrighten(2015本溪高一检测)The robber said in a_ voice and the students felt_ . A. frightening; frightenedB. frightened; frighteningC. frightened; frightenedD. frightening; frightening【解析】选A。考查形容词辨析。句意: 盗贼说话的声音令人害怕, 学生们十分恐惧。frightening令人害怕的; frigh

17、tened感到害怕的。故选A。2. cut down 砍倒；缩减，减少*Do not cut down the tree that gives you shade. 谚遮荫之树不可砍。*I havent given up smoking but Im cutting down. 我没有戒烟，但是吸烟少了。【归纳拓展】cut in 插嘴，打断 cut off 切断，阻断，隔绝 cut out 剪除，切掉，删除 cut up 切碎*Dont try to cut in while others are talking. 别人谈话时不要插嘴。*He was cut off from his fell

18、ows. 他和同伴失去了联系。【即学活用】用cut的短语完成句子。The heavy wind _ the wire. 大风刮断了电线。The doctor told me to _ meat for my fat. 由于肥胖，大夫叫我停止吃肉。I wish you would not _ when Im speaking. 我在说话的时候，希望你不要插嘴。 _ the carrot before you put them into the pot. 把胡萝卜切碎后再放进锅内。cut offcut outcut inCut up(2013陕西高考)My uncle hasnt been abl

19、e to quit smoking, but at least he has_ . A. cut out B. cut downC. cut up D. cut off【解析】选B。考查动词短语辨析。句意: 我叔叔一直没能把烟戒掉, 但是至少他吸烟少了。cut out停止运转, 删去; cut down砍倒, 缩减; cut up切碎; cut off切断, 切除。根据句意, 应选B。3. be caught in 突然遭遇(风暴等)*“To have been caught in a sandstorm was a terrible experience, ” he said. “遭遇沙尘暴

20、真是一个可怕的经历，”他说。*He was caught in a traffic jam this morning. 今天上午他遇上了堵车。【归纳拓展】be/get caught up in 热衷于，着迷于；牵连，卷入catch sb. doing sth. 发现/撞见某人正在做某事be caught doing sth. 被撞见做某事*He looked around and caught a man putting his hand into the pocket of a passenger. 他环顾四周，发现一个男人正把手伸进一个乘客的口袋。*The boys were caught

21、 fishing out of season. 这群男孩在禁捕季节捕鱼被人抓住了。【即学活用】完成句子。He always _his own work. 他总是埋头于自己的工作。 We _the thundershower yesterday. 昨天我们遇到了雷阵雨。 She _in the exam. 她考试作弊被抓到了。 gets caught up inwere caught inwas caught cheating4. strength n. 力量，力气；意志力；长处*The Chinese Central Weather Station can forecast a sandsto

22、rm some weeks before it arrives in Beijing, but the strength of the storm sometimes surprises people. 沙尘暴在来到北京之前几周中央气象台就能预测到，但是它的强度有时让人非常吃惊。*I have hardly enough strength left to move my feet. 我连移动双脚的力气都几乎没有了。【归纳拓展】(1)have the strength to do 有做的力气/意志力 build up ones strength增强体力with all ones strength

23、尽全力(2)strengthen v. 加强strong adj. 强壮的*A famous player must build up his strength. 一个著名的运动员必须增强他的力量。【易混辨析】strength强调“体力, 力量, 力气”force指武力, 暴力。表示“力量”时, 指人或事物撞击时所用的力, 其复数形式常指“兵力, 军队”power指“能力, 权力”, 着重指行动所根据的能力(本领)或职权energy主要指人的精力、活力, 也指自然界的能量【思维延伸】(1)strength表示“优势”时, 其反义词是weakness, 均常用其复数形式。(2)strength的

24、动词是在其后加后缀-en, 即strengthen。我们已学过的加后缀-en的词有shorten, widen, deepen, lengthen等。【即学活用】完成句子。You must _ after your recovery. 你在病愈后必须要增强体力。I dont _ to do that again. 我已经没有力气再那样做了。build up your strengthhave the strength(2012福建高考)Why do you choose to work in an international travel agency?Well, you know, Engl

25、ish is my_ . So it is my best choice. A. strengthB. talentC. abilityD. skill【解析】选A。考查名词词义辨析。句意: 你为什么选择在国际旅行社工作?噢, 你知道, 英语是我的强项。因此这是我最好的选择。A项strength长处; B项talent才华, 天赋; C项ability能力; D项skill技能。故选A。5. Sandstorms in China appear to have increased in recent years as a result of“desertification”. 近些年来沙漠化导

26、致的沙尘暴在中国似乎有所增加。【句式分析】本句中appear to have done为不定式的完成式, 表示一个更早的动作, 发生在主要动词所表示的动作之前。其中appear意为“似乎, 好像”。*He appeared to have caught a cold. 他似乎得了感冒。*They appear to have misunderstood me. 他们似乎误解了我。【名师点津】 表示“似乎，好像”时，seem和appear一样，也可以用于上述结构。*I seem to have lost my car keys. 我好像把汽车钥匙给弄丢了。【即学活用】完成句子。She _an a

27、thlete. 她看起来当过运动员。_ that you are all mistaken. 我觉得你们全搞错了。 appeared to have beenIt appears to meId rather read than watch television; the programs appear_ all the time. A. to get worse B. to be getting worseC. to have got worse D. getting worse【解析】选B。句意: 我宁愿看书也不愿看电视, 电视节目好像越来越差了。动词appear后应接不定式作宾语; 词组

28、all the time的意思是“始终、一直”, 相当于continuously, 因此句中相应的动词要用进行时。6. The storms sometimes continue all day and traffic moves very slowly because the thick dust makes it difficult to see. 暴风有时会持续一整天, 车辆开得很慢, 因为浓浓的尘埃降低了能见度。【句式分析】(1)这是一个并列复合句，and连接两个并列分句，because引导一个原因状语从句。(2)句中makes it difficult to see中的make是使役

29、动词，意为“使(某人或某物处于某种状态)”，其中it为形式宾语，difficult为宾语补足语，不定式短语to see为真正的宾语。make常用结构为：make it adj. / n(for sb. ) to do. . . 。*The heavy snow made it impossible for them to get there on time. 这场大雪使得他们不可能按时到达那儿。*He makes it a rule to recite a poem every morning. 他把每天早晨背诵一首诗作为一个习惯。【名师点津】(1)作形式宾语的词只能使用代词it。(2)it作

30、形式宾语时，后面的宾语补足语除了形容词外还可以使用名词。*I make it my duty to help others with their English. 我把帮助别人学习英语当作我的职责。【归纳拓展】 it作形式宾语的情况还用在下面句式中：feel/think/believe/find/consider+itadj. /n. (for sb. ) to do / that. . . 【即学活用】完成句子。Toms illness made _ the work on time. 汤姆病了, 使得我们不可能按时完成这项工作。The heavy rain _survivors in a

31、passenger ship which sunk in Yangtze River on June 1. 大雨使得救援队伍挽救在6月1日沉在长江的客轮中的幸存者更加困难。it impossible for us to finishmade it more difficult for rescue teams to save(2015资阳高一检测)We have made_ clear that we are strongly against smoking in the office. A. this B. that C. it D. one【解析】选C。考查it作形式宾语。句意: 我们已经

32、明确了我们强烈反对在办公室吸烟(的态度)。在“make it+adj. +that从句”中, that引导的是宾语从句, it是形式宾语, 故选C项。The chairman thoughtnecessary to invite Professor Smith to speak at the meeting. A. that B. it C. this D. him【解析】选B。考查代词。句意: 主席认为邀请史密斯教授在会上演讲是必要的。根据句意和句子结构可知, 此处it作形式宾语, 真正的宾语是后面的动词不定式。【要点拾遗】1. mass adj. 大量的；大规模的*In China, a

33、mass campaign has been started to help solve it. 中国开展了一场大规模的运动以助于解决这个问题。*Their latest product is aimed at the mass market. 他们的最新产品瞄准了大众市场。【归纳拓展】masses of/a mass of 大量；许多 the mass of 大多数；大部分 the masses 群众；平民*There were masses of dark clouds in the sky. 天上有很多乌云。*We must believe in and rely on the mass

34、es. 我们必须相信和依靠群众。【名师点津】 a mass of/masses of后可跟可数名词复数或不可数名词，且谓语动词与该名词的数保持一致。【思维延伸】表示“许多”的短语【即学活用】完成句子。After harvest we will have _. 秋收后, 我们将获得大量稻谷。We must keep in close contact with _. 我们必须密切联系群众。We are going to begin _ against the pollution of the environment. 我们准备开展一场大规模的反对污染环境的运动。a mass of ricethe

35、massesa mass campaignThe young dancers looked so charming in their beautiful clothes that we tookpictures of them. A. many of B. masses ofC. the number ofD. a large amount of【解析】选B。考查短语辨析。句意: 那些年轻的舞者穿着漂亮的衣服, 看上去那么迷人, 我们给她们拍了许多照片。many修饰可数名词复数时不用of, 故A不可选。number用来表示“大量、很多”时, 应为a number of, 故C不可选。a lar

36、ge amount of用来修饰不可数名词, 故D也不可选。B项masses of后可跟可数名词复数。2. prevent vt. 阻止，防止*To prevent it coming nearer, the government is planting trees. 为了防止沙漠的逼近，政府正在植树。*Nobody can prevent him from running the risk. 没有人能够阻止他去冒险。【归纳拓展】stop sb. (from) doing sth. keep sb. from doing sth. *Why not stop them (from) pollu

37、ting the river? 为什么不阻止他们污染这条河呢？阻止某人做某事【名师点津】主动句中prevent/stop. . . from. . . 中的 from 可省略，在被动句中from 不可省略，而keep. . . from中的from无论在主动句还是被动句中都不能省略。 *The heavy rain prevented/stopped us(from) going out. We were prevented/stopped/kept from going out by the heavy rain. 大雨使我们不能出去。【即学活用】完成句子。Nothing can _. 什么

38、都不能阻止他离开。Nothing can _. 什么也无法阻挡我们去实施这个计划。Nothing can _ smoothly. 什么也不能阻止救援工作的顺利进行。 prevent/keep/stop him from goingprevent/keep/stop us from carrying out the planprevent rescue operation from progressing3. They are often so thick that you cannot see the sun，and the wind is sometimes strong enough to

39、 move sand dunes. 它们常常很浓密，以致遮住了太阳，有时风力大得足以移动沙丘。【句式分析】(1)本句中的so. . . that. . . 意为“如此以致”。so是副词，修饰形容词或副词；that引导结果状语从句。*He got up so early that he was the first to get to school. 他起床很早，结果第一个到达学校。*There were so many people there that I wasnt able to pick her out. 那儿有很多人，以致我没能认出她来。*The temperature in Indi

40、a is so high that many people die from the heat wave. 印度气温如此高以至于许多人被热死了。【归纳拓展】(1)soadj. /adv. that 从句 soadj. a/an可数名词单数that从句 somany/few/much/little可数名词复数或不可数名词that从句(2)sucha/anadj. 可数名词单数that从句 suchadj. 不可数名词that从句 suchadj. 可数名词复数that 从句【名师点津】so和such放到句首时，主句要部分倒装。当little 表示“小”而不表示“少”时，必须用such，如such

41、 a little boy/such little boys；而当little 表示“少”而不表示“小”时，用so, 如so little water。*So excited was he that he could not speak. 他如此兴奋，以致说不出话来。(2)句中的strong enough to move sand dunes 属于“adj. /adv. enoughto do”结构。此处enough作副词，位于形容词或副词之后，enough作形容词修饰名词时，放在名词前后均可，构成“enoughn. to do”或“n. enoughto do”。*Shes old enou

42、gh to have the freedom to do as she likes. 她足够大了，有自由做她喜欢做的事。*Would you be kind enough to do it for me?劳驾你帮我做这件事好吗？【即学活用】完成句子。Do you _the paper?你有足够的时间写完论文吗?He ran _the thief. 他跑得很快, 足以抓住那小偷。He has _ his life is lonely. 他的朋友很少以致他的生活非常孤单。have enough time to finishfast enough to catchso few friends that4. It was the most frightening and the most dangerous situationIve ever been in. 那