1、温馨提示： 此套题为Word版，请按住Ctrl,滑动鼠标滚轴，调节合适的观看比例，答案解析附后。关闭Word文档返回原板块。Module 5A Lesson in a LabIntroduction & Reading and Vocabulary. 用本模块恰当的词语补全语境1. a clear yellow liquid 一种透明淡黄色的液体2. Metals expand with heat. 金属遇热膨胀。3. Earthworms can contract. 蚯蚓能收缩。4. a mixture of iron and other substances铁和其他物质的混合物5. a f
2、ew experiments on electricity 几个电学实验6. the stages of a scientific experiment 科学实验的阶段7. come to a conclusion 得到结论8. achieve the aim 达到目标9. the reaction of metals with oxygen 金属和氧气的反应10. electrical equipment 电气设备11. react with different substances和不同物质反应12. partial reaction 部分反应13. boil the water把水煮沸1
3、4. ordinary water普通水15. form an oxide形成一种氧化物. 根据语境写出黑体部分的汉语意思1. Add some oil to the water. (把加入)2. This will keep air out of the water. (使不进入)3. The reaction of metals with these substances can be put in order. (按顺序排列)4. Think of yourself as working for yourself, not for the company. (想象)5. The ship
4、 sank and many treasures on it were buried at the bottom of the sea. (在底部). 根据课文及汉语提示补全句子1. The earth is forty-nine times as large as (四十九倍大) the moon. 2. Different metals have different uses (有不同的用途), for example, steel is used in (用于) cars. 3. Here is a table (这里是一个表格) with the metals that react m
5、ost at the top, and the metals that react least at the bottom. 1. 名词后缀-ment, 例如: equip + -ment equipment设备;装备developdevelopment发展employemployment就业establishestablishment建设agreeagreement协议2. “at the +名词+of”构成的短语, 常在句中作状语。例如: at the bottom of在底部at the age of 在岁时at the beginning of 在开始时at the cost of 以
6、为代价at the sight of 一看到就Task 1框架宏观建构: 整体理解Task 2文本微观剖析: 细节探究1. 根据文章细节信息完成下列问题。(1)The first sentence “It is hard to think of a world without metals. ” will make us think _. A. metals make up the worldB. metals play a greatly important role in the world C. there would be no world if there were no metal
7、sD. it is difficult for us to live in the world of metals(2)Which of the following metals reacts the most with water?A. Copper. B. Iron. C. Aluminium. D. Sodium. (3)How to prevent air from water?A. Boil the water for a long time. B. Make the tube full of water. C. Pour the water into the glass and c
8、over it. D. Put some oil into the water. 答案: (1)(3)BDD2. 根据文章内容完成空格。The Reaction of MetalsThe importance of metals and the reaction of metals with water and oxygenMetals are very important in the world and have different uses, for example, iron is used in electrical (1)equipment. They (2)react with
9、different (3)substances. The (4)reaction of metals with water and oxygen can be put in (5)order. Among common metals, potassium is at the (6)top because it reacts most and copper is at the (7)bottom because it reacts least. A simple scientific experiment that shows how iron reacts with air and with
10、waterThe (8)aim of the experiment is to find out if iron (9)rusts in dry air, in air-free water and in (10)ordinary water. The conclusion of the experiment is that iron doesnt rust in dry air and air-free water, but rusts in ordinary water. 3. 运用语句知识解构课文中的长难句。(1)译文: 当我们使用金属时, 要了解金属和不同的物质, 例如与水和氧气如何发
11、生反应, 这一点很重要。(2)译文: 这里是一个表格, 反应最强的金属在顶部, 反应最弱的金属在底部。Task 3阅读思维升华: 主题实践1. 结合课文主题, 回答下列问题。(1)Do you think metals are important in the world? Why?Yes, I think so. Because metals have many important uses in our daily life. For example, steel is used in cars and iron is used in electrical equipment. Sodiu
12、m exists in salt we need every day and our body needs calcium, iron and other metals. (2)In your daily life, to make iron nails not rust, what can you do?I can put them in dry air or air-free water and make them avoid touching ordinary water. Besides, I even put some oil on their surface to keep the
13、 air or water away from them. 2. 根据提示, 运用本模块词汇与句型完成短文。(1)为了了解一些金属和水及氧气的反应(react with), 我研究了一个表格, 表格中这些反应(reaction)按强弱顺序排列(put. . . in order), 发现钾排在顶部(at the top), 而铜排在底部(at the bottom)。(2)我还从一个科学实验中得出结论: 铁在干燥的空气和没有空气的水中不生锈(rust), 但在普通的(ordinary)水中生锈。In order to learn about how some metals react with
14、 water and oxygen, I have studied a table in which the metals are put in order according to the degree of reaction and found that potassium is at the top and copper is at the bottom. I also draw a conclusion from a scientific experiment that iron does not rust in dry air or air-free water, but rusts
15、 in ordinary water. 1. aim n. 目的;目标*Now we have to take aim at the problem and try to get it solved. 现在我们不得不正视这个难题并努力解决它。*The programme aims to provide free treatment for old people suffering from eye disease. 该计划旨在为患眼病的老年人提供免费治疗。*This dictionary aims at explaining the most common mistakes in word u
16、se. 这本词典旨在说明用词上最常见的错误。【词块积累】【巧学助记】 “瞄准”目标(1)语法填空The hunter took aim at the rabbit and fired. In the newspaper of our school there is a column called “Foreign Cultures”, aiming to introduce (introduce) foreign customs and the life of high school students. A bill aimed(aim) at controlling house prices
17、 was passed at the meeting. (2)单句改错The visit was aimed for expanding relations between the two countries. (for改为at)We aim to finishing the work by Friday. (finishing改为finish或to改为at)2. equipment n. 设备;装备*How about a gift that will add to her collection, or a piece of equipment to help with her hobby?
18、送一件礼物来增加她的收藏, 或者买一件设备来帮助她培养兴趣, 怎么样?*The new factory was equipped with the latest machinery. 那家新工厂安装了最新的机器设备。equipment为不可数名词, 不和不定冠词连用, 也无复数形式, 通常借助于量词来表示数量关系, 如a set of equipment一套设备;a piece of/an article of equipment一件设备。(2021天津高考) We provide full furnishings, like donated kitchen equipment and fur
19、niture items. 我们提供全套家具, 比如捐赠的厨房设备和家具。(1)语法填空A computer is the most important piece of equipment (equip) you will buy. The kids equip themselves with helmets and knee pads before learning to ride a bike. (2)单句改错You must carry the necessary equipments with you when going out. (equipments改为equipment)3.
20、 react vi. (化学)反应*Many chemical substances react with oxygen. 许多化学物质与氧发生反应。*(2019浙江高考)They were not sure how the Americans would react to the new type of music. 他们不确定美国人对这种新型音乐会有什么反应。*He reacted angrily to the suggestion that he had lied. 有人暗示他说谎, 他非常生气。*Most peoples reaction to that question is tha
21、t we are probably not helping enough. 许多人对那个问题的反应是我们可能帮得不够。(1)介词填空The water was reacting with the iron in the tank. Children prefer to react against their parents by going against their wishes. He couldnt even begin to think how she would react to his secret. (2)Gases buried deep in the Earth can al
22、so escape to the surface, where they react with (与发生反应) oxygen. 4. put. . . in order 把按顺序排列*All goods should be put in order on the shelves before the supermarket opens. 超市开门前, 所有的货物都必须整齐地排列在货架上。*He keeps playing with the radio;he is sure to put it out of order. 他老是摆弄收音机, 一定会把它弄坏的。*Some teachers fin
23、d it difficult to keep their classes in order. 有些教师觉得课堂秩序很难维持。*Write down the qualities youd like to have in order of priority. 按照优先次序写下你想具有的品质。(1)My boss prefers to have his affairs in order (井然有序) before he leaves on vacation. (2)Things have to be put in order (按顺序整理好) before our mother comes back
24、 home. (3)I couldnt get through to him because his telephone was out of order now and then. 我打不通他的电话, 因为他的电话时不时出故障。5. add. . . to. . . 往加入*Make sure you add milk to the mixture to make it delicious. 确保在混合物中加入牛奶, 使它美味可口。*I dont want to add to your trouble. 我不想给你增加麻烦。*Dont ask me to add up the bill; m
25、aths isnt my strong point. 别叫我算账单, 我的数学可不怎么样。*The cost of two trips added up to 1, 000 dollars. 两次旅行的费用总计达1 000美元。【巧学助记】 看图记add*(2021天津高考) She added that she had a line of staff at her door wanting to take the training. 她补充说, 有一队员工在她门口等着接受培训。*(2021天津高考)Knowing a little about a lot of things that int
26、erest you can add to the richness of a whole, well-lived life. 了解一些你感兴趣的事情, 使你整个生活丰富多彩。The flame runs high when everyone adds wood to the fire. 众人拾柴火焰高。(启示我们团结就是力量)(1)语法填空(2020新高考全国卷) After that, not only did he sell popcorn, but he also added cream and salt to the popcorn to make it taste better. A
27、t the exits polite assistants will take the goods and add up the cost. I should add that I am not happy about this decision. (2)单句改错As is known to all, good friends add happiness and value into life. (into改为to)6. Two-thirds of the earths surface is water. 地球表面的三分之二是水。【句式解构】(1)本句为简单句, 主语为Two-thirds o
28、f the earths surface, 谓语用单数形式。(2)“分数或百分数+of+名词”作主语时, 谓语与of后的名词保持数的一致: 名词为单数或不可数名词时, 谓语用单数;名词为复数名词时, 谓语用复数。*Two-thirds of the continent was covered by ice before the last Ice Age. 该大陆的三分之二在上个冰河时代之前被冰覆盖。*Three-fourths of the teachers in this school are women teachers. 这个学校的四分之三的教师是女教师。*(2020全国卷) Its b
29、een reported that 76 percent of employees in some western countries are using emojis at work. 据报道, 在一些西方国家, 76%的员工在工作中使用表情符号。分数的表达分子基数词, 分母序数词, 分子大于“1”, 分母加“-s”。若是“”和“”, 可分别用a half和a quarter表达。(1)语法填空About 60 percent of the workers in this company are (be)young people. One-fifth of the water comes(c
30、ome) from the underground. (2)单句改错One-third of the books is worth reading. (isare)7. It is hard to think of a world without metals. 很难想象一个没有金属的世界。【句式解构】(1)本句句式为: It is+adj. +to do sth. 。句式中it为形式主语, 动词不定式短语to do sth. 为真正的主语。*It is easy to be wise after the event. 事后诸葛亮人人会做。(2)句式的变式为: It is+adj. +for
31、sb. +to do sth. It is+adj. +of sb. +to do sth. * (2020全国卷) He says its not easy to convince people that nutria fur is green, but he has no doubt about it. 他说, 说服人们海狸鼠皮毛是环保的不容易, 但是他坚信人们会相信的。*It was polite of him to give his seat to an old man on the bus. 他很有礼貌, 在公共汽车上把座位让给一位老年人。介词不同意不同(1)It is+adj. +
32、for sb. +to do sth. 此结构中的形容词常见的有: easy, important, difficult, hard, possible, impossible, necessary等。(2)It is+adj. +of sb. +to do sth. 在句中作表语的形容词是对sb. 及其行为的评价, 这类形容词有: kind, nice, good, honest, careful, careless, clever, wise, stupid, foolish, rude, polite, impolite等。It is hard to please all. 众口难调。(
33、形容做事很难让所有的人都满意。启示我们应该坚持做自己, 不要为了取悦他人而迷失自我。)【知识延伸】用it作形式主语的常见句式归纳: It is +adj. /n. +to do sth. /that-clauseIt seems/feels+adj. +to do sth. /that-clauseIt is no use/good doing sth. It is + done + that-clause 语法填空(1)Its so nice to hear (hear) from her again. (2)It was difficult for Cathy to accept that
34、 she wasnt a winner. (3)It was considerate of Michael to inform us of his delay in case we got worried. (4)It is difficult for you to solve (solve) the problem. 【要点拾遗】1. expand vi. 膨胀*Why not try to expand your story into a novel?你为什么不试图把你的故事扩展成小说呢?*He asked his teacher to expand on the steps of pro
35、gramming. 他让老师详述编制程序的步骤。*(2021天津高考) These expansions into new worlds help us by giving us new perspectives. 这些对新世界的扩展通过给我们新的视角来帮助我们。expand指在尺寸、数量或重要性上变大, 强调“膨胀”, 也可指花瓣等的张开。【巧学助记】 看图记expand【知识延伸】不同的扩展 (1)extend指空间、土地、时间等的伸长, 延长;也指(梯子等)伸长或舒展(肢体)。*Can you extend your visit a few days longer?你能多停留几天吗?*T
36、he bird extended its wings in flight. 那只鸟展翅飞翔。(2)spread指张开(双臂、翅膀), 或铺开(桌布、地图), 也指疾病、消息、恐惧、水等的蔓延, 面积上的扩展。*The bird spread (out) its wings. 那只鸟张开了翅膀。*Fear spread quickly through the village. 恐惧很快在全村蔓延开了。(3)stretch指将某物拉长、撑大, 伸长或伸出(一肢或身体某部), 也指面积或时间的伸展。*He stretched out his arm to take the book. 他伸出手臂去拿
37、书。*The road stretched (out) across the desert into the distance. 这条道路穿过沙漠伸向远方。语法填空(1)The director plans to expand the firm into an international company. (2) I am quite satisfied with your explanation, so theres no need to expand on it. (3) Heat causes the expansion (expand) of gases. 2. contract vi
38、. 收缩*The liquid expands and contracts with changes in temperature. 液体随着温度的变化而膨胀和收缩。*The economy has contracted by 2. 5% since last year. 自去年起经济已经萎缩了2. 5%。*Researchers think olive oil may slow stomach contractions. 研究人员认为橄榄油可能减缓胃收缩。 contract及其派生词的用法【熟词生义】Once you have reached formal agreement, you sh
39、ould enter into a contract with the other party. 一旦达成正式协议, 你就应该和对方签订合同。 (n. 合同;契约)(1)语法填空The contraction (contract) of the muscle is a reaction of the body. They have contracted to build (build) a railway across Africa. (2)Glass contracts as it cools. 玻璃遇冷收缩。3. mixture n. 混合物*Steel is a mixture of i
40、ron and other substances. 钢是铁和其他物质的混合物。*You can mix this paint with water or oil. 你可以用水或油调和这种绘画颜料。*People often mix him up with other actors. 人们经常把他和其他演员弄混。*I came home from the meeting with mixed feelings. 我带着复杂的心情从会场回到家。(2018北京高考)Wax is a complex mixture, but the basic bond in polyethylene, the ca
41、rbon-carbon bond, is there as well. 蜡是一种复杂的混合物, 但是聚乙烯中的基本键, 碳碳键, 也存在。(1)语法填空This drink is a mixture(mix) of three different fruits. Mix the flour with the eggs and water. Its common to mix him up with his brother; theyre twin brothers. Alice left the job with mixed (mix) emotions. (2)(2018全国)This cr
42、eation attracted a lot of attention thanks to its mixture of modern and traditional Chinese elements. 这一创作由于融合了现代和传统的中国元素而受到广泛关注。4. stage n. 阶段;时期*Hamlet is on stage for most of the act. 这一幕的大部分时间哈姆雷特都出场。*Their youngest child is at the stage where she can say individual words but not full sentences.
43、 他们最小的孩子目前所处的阶段是会说单个的词, 但还不会说整句话。*The company wants to compete on the world stage. 这家公司想在世界舞台上竞争。 stage的用法 stage与介词当stage表示“阶段, 时期”时, 常与介词at或in搭配;表示“舞台”时, 常与on连用。(2020天津高考)A spotlight lights up only one section of a stage. 聚光灯只照亮舞台的一部分。(1)语法填空The project is still at/in a planning stage. If you stand
44、 on stage and share your view of the world, people will connect with you. (2)Piaget concluded that there were four different stages in the development of children. 皮亚杰推断儿童发展有四个不同的阶段。5. conclusion n. 结论*I soon arrived at/came to/drew/reached the conclusion that she spent more money on November 11th t
45、his year. 我不久就得出结论, 她今年双十一花了更多钱。*In conclusion, I would like to say how much I have enjoyed myself today. 最后, 我想说我今天过得很开心。*The performance will conclude with a light and sound show about Hanfu. 表演将以一场关于汉服的光影秀结束。conclusion后可接that引导的同位语从句, 进一步解释说明其内容。(2020天津高考) This led Jones to the conclusion that th
46、ere are too many extremely lonely people in his community, who are easy targets of cheating. 这让琼斯得出结论, 在社区里有太多极度孤独的人, 他们很容易成为被骗的目标。(1)Doctors failed to reach a conclusion (conclude) on the exact cause of the death. (2)In conclusion, the Belt and Road program is moving forward, which is a fact that n
47、o one can change. (3)I drew a conclusion from my own experience that nothing is more valuable than health. (4)The author concludes her lecture with a brief summary. 6. think of 想出;想起;考虑*Hannah started to think of how she could help them. 汉娜开始考虑她如何能帮助他们。*We think highly of their research in the field
48、. 我们对他们在这个领域的研究评价很高。*Because of these documentaries about China, some foreigners have begun to think of coming to China. 因为这些关于中国的纪录片, 一些外国人开始考虑来中国。【词块积累】think highly/poorly of. . . 对评价高/差think nothing of. . . 不把当回事think of. . . as. . . 把看作What do you think of. . . ? 你认为怎么样?(1)语法填空(2020天津高考) I think
49、 of one friend who couldnt arrange flowers to satisfy herself. We all think of her as a responsible teacher. (2)Who can think of a way to raise money?谁能想出个集资的办法?(3)What do you think of women who wear high heel shoes?你觉得穿高跟鞋的女士怎么样?(4)The boss seems to think highly of you. 老板似乎很器重你。7. find out 弄清楚;查明白
50、*Women arent finding out about the costs until the bills come in. 女人直到收到账单才会知道开销。*I couldnt make out what he was saying. 我不明白他说的话。*I believe that you can work out this problem by yourself. 我相信你自己能算出这道题。(2020江苏高考) To find out, British scientists conducted a study. 为了找到答案, 英国科学家进行了一项研究。语法填空(1)Can you
51、find out when the meeting starts?(2)We can find a way to work out this problem. (3)The firemen worked hard but were not able to put out the fire. 8. keep. . . out of. . . 防止进入;使留在外面*This will keep air out of the water. 这会使空气不进入水中。*I hope youll keep out of trouble while Im away. 我不在家时, 希望你不要惹事。*The p
52、lastic house will keep the cold air out to protect the vegetables. 塑料大棚会把寒气挡在外面以保护蔬菜。*As long as you can keep away from them, youll be safe. 只要远离他们, 你就会安全。*Please keep off the grass. 请勿践踏草坪。语法填空(1)The doctor kept everyone out of the room when he was working. (2)Before you go to bed youd better close
53、 the doors and windows to keep thieves out. (3)(2020天津高考) The “HAPPY TO CHAT” benches help break down the invisible social barrier that keeps people from saying hello. (4)The fire is dangerous so you should keep the child off it. 9. ordinary adj. 普通的;平常的*Ordinary people tend to watch TV for relaxati
54、on at ordinary times. 普通人平时喜欢看电视放松自己。*(2019天津高考)But doing any ordinary job as well as one can is in itself an admirable commitment. 但是, 尽可能做好任何普通的工作本身就是一种令人钦佩的承诺。*She is ordinarily very busy in the morning. 她早上通常很忙。*Snowstorms are common during winter. 暴风雪在冬天里很常见。*Shes smiling her usual friendly smi
55、le. 她脸上挂着她一贯友好的微笑。*There is nothing to worry about. This is a perfectly normal baby. 不用担心。 这是一个完全正常的孩子。【词块积累】ordinarily adv. 通常地;一般地ordinary意为“普通的;平常的”, 指与一般事物的性质标准相同, 强调“平常”而无奇特之处common意为“常见的;普遍的”, 用于指物, 侧重很常见, 不稀奇。强调许多事物具有某种共同点而“不足为奇”。common sense常识usual意为“通常的;惯常的”, 是按照某类人或某个人的常规情况判断, 有“遵循常规”的意味。a
56、s usual像往常一样normal意为“正常的”, 形容人或物“符合常态或常规”(1)选词填空(ordinary, common, usual, normal)A normal heart beats around seventy-six times a minute. Windmills(风车) are a common sight in Holland. As usual, there werent many people at the meeting. Now electrical equipment has entered ordinary families. (2)单句改错(201
57、9全国卷)What I want is not just an ordinarily cafe but a very special one. (ordinarily ordinary)10. Below is a description of a simple scientific experiment. 下面是对一个简单的科学实验的描述。【句式解构】(1)本句是个倒装句。主语为a description of a simple scientific experiment, is为系动词, 副词below为表语。(2)“某些副词+不及物动词+主语”句式, 使用全部倒装。常用的副词有: her
58、e, there, now, then, out, in, down, up, away等。*(2020全国 卷) Heres a handful of ways that will set you in the right direction. 这里有一些方法可以帮你找到正确的方向。*Here comes the summer. 夏天到了。*There remains a more difficult task for us. 这有一项更艰苦的工作需要我们做。*The door opened and out rushed the children. 门开了, 孩子们冲了出来。“某些副词+不及
59、物动词+主语”句式中, 当主语为代词时, 不倒装。*Here you are. 给你。【知识延伸】其他使用全部倒装的情况(1)表示方位的短语放在句首, 后面一般使用全部倒装。*By the window sat a young man with a magazine in his hand. 窗边坐着一个年轻人, 手里拿着一本杂志。(2)当句首状语为表示地点的介词词组时, 常用全部倒装。*From the valley came a frightening sound. 山谷里传来了吓人的声响。*On the top of the hill stands a temple. 山顶上有座寺庙。用
60、全部倒装完成句子(1)The door opened and in came Mr Smith. 门开了, 史密斯先生进来了。(2)There goes the last train. 最后一班火车开走了。(3)语法填空Here is (be)a telegram for you. Now comes (come) your turn. 览时事晓天下1. These conclusions add to mounting evidence that they may not so much have been lone predators, but hunted in packs like w
61、olves. 这些结论再次证实霸王龙可能并非离群索居的食肉动物, 而是像狼一样成群结队地捕食。2. Known as InnoMake, the smart shoe aims to become an alternative to the decades-old walking stick. 这款名为InnoMake的智能鞋旨在成为数十年历史的手杖的替代品。3. Certain animals could be useful for identifying COVID-19 in places or countries in which high-tech laboratory equipm
62、ent is scarce or inaccessible. 在高科技实验室设备稀缺或无从获取的地区或国家, 可以用某些动物来识别新冠肺炎。. 语段填空1. Equipped with the advanced equipment, the cinema gives people more wonderful experience. (equip)2. In my opinion, each of us should have an aim (目标)of our own. But some of us lead an aimless (无目标的)life every day. (aim)3.
63、Jack said he could conclude from Janes expression that Jane had stolen his money. But everyone knew Jack always jumped to conclusions without any evidence to support his conclusion. In conclusion, nobody was likely to believe Jane was a thief. (conclude)4. The reaction showed us how the company reac
64、ted to the need of the customer. (react)5. The chemistry teacher let each student put a finger into the mixture that he had mixed and tasted. (mix). 单句语法填空1. If the soup is salty, you can add some boiled water to it. 2. She reacted against the mindlessness and luxury of their lives. 3. Have you got
65、in touch with Tom?Oh, sorry. I couldnt think of his phone number at the moment. 4. (2018浙江高考) The steam-powered printing press was still in its early stages; the literacy (识字) rate in England was under 50%. 5. It is still too early to reach a conclusion (conclude) on this point. 6. They will start t
66、heir project aiming at helping the poor children to be educated in Chinas west. 7. The president used todays speech to expand on remarks he made last month. 8. After the experiment, everything is put in order in the cupboard. 9. (2018全国卷I)All riders are equipped (equip) with reflective vests and saf
67、ety lights. 10. Youll have to watch next week to find out what happens. . 完成句子1. Skin care is almost three times as popular in China as makeup. 护肤品在中国的受欢迎程度是化妆品的三倍。2. One third of my spare time is spent (in) reading books. 我三分之一的业余时间都用来读书。3. It is not polite/ impolite of you to enter others room wit
68、hout knocking at the door. 你不敲门就走进别人的房间是不礼貌的。4. There goes the bus; well have to wait for the next one. 公交车开走了, 我们只好等下一辆了。5. I think its important for them to recognize it. 我认为对他们来说认识到这一点很重要。. 课文语法填空It is hard to think of a world without metals. Metals are very 1. _ (importance) in the world. Differ
69、ent metals have different uses. For example, steel is 2. _ (use) in cars, and iron is used in 3. _ (electricity) equipment. When we use metals, 4. _ is very important 5. _ (know)how they react 6. _ different substances, for example, water and oxygen. The 7. _ (react) of metals with these 8. _ (substance) can be put in order. Potassium, Sodium, Calcium, Magnesium, Aluminium and Zinc react most 9. _iron and copper react 10. _ (little). 答案: 1. important2. used3. electrical4. it5. to know6. with7. reaction8. substances9. while/but10. least关闭Word文档返回原板块