B1M5学案

Jian Sir, Sean, Melisa

Teaching goals:

After learning this module, students can :

1. Read and use the new words and phrase in the context freely 2. Master some reading skills and improve their reading ability 3. Learn to do an experiment. Key points：

1. The way to describe a lively city 2. The usage of present perfect tense Difficult points:

1. Learn to use the comparative degree.

2. Grasp information about doing an experiment

Period 1 Introduction & Vocabulary

Step1 Vocabulary(自主探究)

I. 重点单词联想记忆

1. expand .vi.膨胀-----_______ n.扩张

2. mixture n.混合物-----_________vt.混合------________adj.混合的.

3. electricity n.电-------__________adj.与电有关的，用电的------________vt.选举 4. conclusion n.结论---------__________vt.得出结论

5. aim. n.目标，目的vt.以…….为目标-------________ adj.漫无目的的 6. reaction n.反应------__________vt.反应------_________vt.行动，表演 7. equipment. n.设备，装备------_________vt.配备，装备

8. partial adj.部分的，局部的------_________n.部分，角色------___________n.部门 ------__________n.公寓

9. balance n. 天平，平衡.vt.平衡 ------__________adj.平衡的

10. astonished adj.吃惊的,惊愕的-----_________adj.令人吃惊的-----________vt.使吃惊 il/ im / in / ir-

illegal adj.不合法的，非法的 impatient adj. 不耐烦的 incorrect adj.错误的 irregular adj.不规律的 II.用所给单词的正确形式填空。 1. Please observe the _________ and write down what you have seen.(mix) 2. All the __________ sound unreasonable.(conclude) 3. I bought the ____________ with the purpose of doing many experiments.(equip) 4. Do you feel _______ at the __________ information?(astonish) 5. He is dreaming of being admitted into your Physics __________.(part) 6. How will he _______ to the issue? (reaction) III.重点短语

1.react with 与…..发生反应 2. put ……in order 把…..按顺序摆放

3.at the top/bottom of 在…..的顶/底部 4. keep…..out of 防止…..进入,不让…靠近 5. be proud of 为…..感到骄傲/自豪 6. find out 弄清楚，弄明白

7.add …..to …往….里加入….. 8. go ahead 开始做吧，开始干吧 9. used to 过去常常…. 10.be supposed to 应当，理应

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11. in the area of 在….领域 12.fill in 填好，填写

13. make sure 确信，证实 14. either …..or 或者…..或者… 15.think of 想出，想到 16. make discoveries 有发现 IV.经典句型

1.Here is a table with metals that react most at the top…… 下面是一张金属反应表，位于顶部的是反应最强的金属。

2. I think the Yangtze River is about three times longer than the Songhua River.

我认为长江是松花江的3倍长。

3.The closer you are ,the more you’ll see.你离得越近，你看到的越多。 4.The science facilities are very good ,with laboratories that have all the latest

equipment.这些科学实验仪器都很好，还拥有最先进设备的实验室。 V. 语境记忆

The lecture about aim astonished everyone present. It got a mixed reaction .At last, we concluded that people shouldn’t lead an aimless life. There are not ordinary moments in all stages of life.

Step 2 合作探究

1. aim n.目的，目标 vt.瞄准，针对

achieve one’s aim 实现某人的目标 sb aim at doing sth 力争… with the aim of 有….的目标

without aim 漫无目标 sth be ained at doing sth目的在于,旨在 e.g. 1) He took several part-time jobs with the aim of improving his social skills. 他同时干几分兼职以期望提高社会技能。

2) The program is aimed at helping the poor children.

这个项目旨在帮助贫穷的儿童。

3)She went to London to aim at finding a good job. 她去伦敦力争找到一个好的工作。

2. react vi.反应

react with 与…发生反应 react to 对…..做出反应 react against 反抗… 1）Calcium reacts with water. 钙与水发生反应。 2）I can’t imagine how he will react to the decision. 我不知道他会对这个决定做何反应。

3）We should react against the unfair treatment.我们应该反抗不公正的对待。 【小试牛刀】用适当介词to/against /with填空 1）We reacted ________ the limitations of us. 2) They reacted violently _________the news.

3) Iron reacts ________ water and air to produce rust. 3. form n.形式，表格。vt.产生，形成

in the form of 以…..的形式 fill in the form 填写表格 form the habit of doing sth. 养成做某事的习惯

1) Of this material, about one percent or less is in the form of dust. 这种物质的百分之一或者更少是以尘埃的形式存在的。

2) We should form the habit of getting up early even in the holiday. 我们应该养成早起的习惯，即使是在假期。

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【小试牛刀】用form 的相关短语填空

(1) Help ____________ money will be welcome.

(2) We had better ________________taking notes when listening to a lecture. 4. balance. n.平衡，天平 vt. 使保持平衡------ balanced adj. 平衡的 1) keep /lose (one’s ) balance 保持/ 失去平衡

2) keep a balance between …. and …. = balance ….and …… 保持….. 和…之间的平衡

3) keep a balanced diet. 保持一个均衡的饮食 keep balanced保持平衡

①Go to bed early , or your body will lose (your) balance. 早点上床睡觉，不然你的身体会失去平衡的.

②You are studying too hard. You had better keep a balance between study and relaxation.你学习太努力,你最好保持学习和放松的平衡。 5.add…..to 把….加到….里

add to 增加了….. add up to 加起来的总和为… add up 把…. 加起来 1) Would you like to add some milk to your coffee? 你想在咖啡里加点牛奶吗？

2) The meeting added to the tension between the two Parties. 这次会议增加了两个政党之间的紧张。 6. used to do sth 过去常常做某事

be /get used to doing sth 习惯于做某事 be used to do sth 被用来做某事 1) I used to get up late in the morning, but now I am used to getting up early in the morning .我过去早晨起床很晚，但是现在我已习惯于早起了。 2) I am still not used to using the knife that is used to cut bread. 我仍不习惯使用那把用来切面包的刀子。 Step3 总结升华

My feelings about science have ________(real) changed. I never used to enjoy science, but last year I _________ (change) schools. And the science teachers at my new school are excellent .The science facilities are very good, _______ laboratories that have the _________(late) equipment .our chemistry teacher , Mr Longford , takes us to public science lectures about four times a term, and these lectures are very_______ (interest ) , as the lecturers are people ______ have made really ________(discovery) in their area of science. The fact is, Canada has many first

class scientists . In the last twenty years, seven Canadian scientists have ______(win) the Nobel Prize! The Nobel Prize is the highest __________(science) prize there is, ______ we should be very proud of that . Step 4 实战演练

1. He used to liking country music, but now he turns to classical music. ______ 2. These measures are aiming at preventing violent crimes.___________ 3. Calcium reacts to water.________

4. We should keep balance between study and rest.________

5. The weather added to the difficulties of sailing on the sea._________ 6. English is a language used to communicating ._________ Step5 巩固检测 ：完成Book 1 Workbook P92-93 Ex. 5-9

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Period 2 Reading and Vocabulary

Step1 Warming up

1.Show some pictures to attract students’ attention 2. Introduce some information about lab Step 2 Fast-reading

1. What should we know when we use metals?

__________________________________________

2. Here is a table with the metals that react most at the top, and react least at the bottom. Metal Heated in oxygen Reaction with water and steam potassium sodium calcium Burns to form an oxide Reacting with cold water magnesium aluminium zinc iron copper Reacts slowly Partial reaction Reacting with steam Partial reaction No reacton

3.Practice：Ask and answer in pairs

1. Which metal reacts the most with oxygen and water? 2. What happens when you heat calcium in oxygen? 3. Which metals react with steam?

4. Does iron have a slow or fast reaction with steam? 5. Does copper react with water?

4.Translate the following sentence into Chinese

Here is a table with metals that react most at the top, and the metals that react least at the bottom.

5.Choose the best title for the passage.

1. The Different Uses of Metals 2. The Reaction of Metals 2. The Reaction of Metals with Oxygen

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Passage B

Step1.Scanning Right or wrong.

1. Iron rusts easily in dry air.

2. To make sure there’s no air in the water, you have to boil the water for 3 minutes.

3. We don’t know whether iron rusts in ordinary water. 2.Jigsaw （线索）reading & Fill Aim Apparatus(仪器) Method Result Conclusion 3.Complete the sentences using what we learnt

In the first part of the experiment, the ____ is dry. It shows that iron ___________ in dry air. In the second part, you must _____ the water to ______ _______ that there is no air in it. ______ some oil to the water can ______ the air out of it. It shows that _____ don’t rust in ____________ water. In the third part, _______ the tube with water. It shows that they rust in _________ water. 4.Discussion

Do you like doing scientific experiments?

What should you pay attention to （注意）when you are carrying out an experiment（做实验） in a lab?

Period 3 language points

Step1: Review

Review the words and retell the text with the students. Step2: Deal with some language points. 1. Two-thirds=2/3 分数的表达法

口诀：分子基，分母序；分子大于1，分母加s；分子分母间加连词号。 小试牛刀：

Two- thirds of the students _____ boys. (be) Two-fifths of the land ____ his. (be)

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2.It is hard to think of a world without metals. 很难想象一个没有金属的世界。 It is＋adj. ＋to do sth 做某事„„

it用作形式主语，真正的主语为动词不定式。 It's easy to study English well.

(1)It is＋adj. ＋for sb to do sth对于某人来说做某事„在该句式中形容词说明不定式行为的性质和特点。常见的形容词：important, difficult，possible，necessary等。 It's necessary for us to remember more English words. (2)It is＋adj. ＋of sb to do sth 某人做某事„„

在该句式中，作表语的形容词表达不定式的逻辑主语的品行、 性格或性质。常见的形容词有：kind，nice，good，honest，careful，clever，wise，stupid，foolish，rude等。 【活学活用】

(1) to lose three pairs of glasses. 你丢了三副眼镜真是太粗心了。

(2)____________________________meet?我们非见面不可吗？ 3. Leave the tube for one week.

leave +O +OC(prep-phrases/adj/prep/clauses/doing)

1). 他把衣服忘在操场上了。He left his clothes on the playground.

2).Who left the door ___________(开/关)? Who left the lights _____(亮着)? 3). Leave the girl where she is. 4). Just leave the machine _______(run). 4.The more closer, the more you'll see.

The more books I read,the more information I learn.句型为“the+形容词或副词比较级，the+比较级”结构，常表示“越……,就越……”，是一个复合句，其中前面的句子是状语从句，后面的句子是主句。

1. 他越来越贪（他得到的越多，就越想要）。The more he gets, the more he wants. 2.越早越好。The sooner, the better. 实战演练：

这本书我越读越喜欢

_____________________________________________________________________ 你练习得越多，就变得越好。

_____________________________________________________________________ 你越努力，进步就越多。

_____________________________________________________________________

Period 4 Grammar

Step 1. Leading-in with pictures

Step2. Make a conclusion about Degrees of comparison

倍数表达法结构：

①A+be+倍数（half, double, twice, times…）+as+形容词+as B ②A+be+倍数+形容词比较级+than B

③A+be+倍数+the size ( height, length, weight, width, depth, age) +of B Examples:长江是黄河的三倍长

1. The Yangtze River is about three times as long as the Yellow River. 2.The Yangtze River is about three times longer than the Yellow River.

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3.The Yangtze River is about three times the length of Yellow River.

Step3 Pair work: Look at the passage and conclude the sentences structure.

1. In the National Day holidays, I went back to my hometown to see my uncle. He was very happy to see me and said I was growing taller and taller. I was surprised to see that my hometown was getting more and more beautiful and the farmers were richer and richer. Seeing my amazed look, Uncle smiled and said,“The more money you make , the more you spend.” After lunch, I decided to return. Uncle asked me to work hard. He said, “The harder you work at your lessons, the better you will do in them.”

2. Conclusion：《点金训练》 Page 46

Step4 妙笔生花：用以下词汇的比较级填空。

Warm healthy/long more/more more/less big

Example: Air pollution is getting worse and worse. 1. people are, they will live. 2. we recycle, we waste.

3.The planet is getting . .

4.According to scientists, the universe is getting __________ and__________ . 5. you practise, fluently you will speak. 6.I found it difficult to sold the problem.

Step5．程度副词+形容词或副词的比较级. 巩固练习：

1.Fill in the blanks, using much, a little, a lot, a bit, any…

A).Tom has been ill for several days. Is he getting better? B).Native speakers speak English faster than I do. C).I weigh heavier than my cousin, but he is stronger than I am. 2. Underline the correct expression.

（1）.This metal is very much/a bit heavier than steel. （2）.Lead is a lot/lots heavier than steel.

（3）.This chemistry experiment is rather/any complicated. （4）.It is a little/lots longer than before. Step6 Homework

《点金训练 》Page47 1,2

Period 4 Cultural Corner

Step1 Read the passage and find out the correct answers 1.Why has Mark become more interested in science?

A. Because he has been enjoying science in the past few years.

B. Because he is going to try to go to either Montreal or Ottawa University. C. Because he has moved to a new school with good facilities and teachers. D. Because his parents want him to be an English teacher! 2.From the passage we know that____ A．The author used to enjoy science: B． The science facilities in my new school are very good, with laboratories that have

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all the old equipment.

C． Seven Canadian scientists have won the Noble Prize! D．the author wants to go to Montreal university. 3.What does the word proud in the first paragraph mean?

A. pride B. not wall C. bad mood D. uncomfortable 4. Why does the author want to go to Ottawa University?

A． Because the university has good Physics Departments. B． Because his parents are astonished. C．The author enjoys science.

D． The university has good equipment Step2 Language points

1. I never used to enjoy science …….

used to do sth表示过去常常做某事(但现在不做了)

be used to (doing) sth习惯于(to为介词) be used to do sth被用来做某事(被动语态) 2.The science facilities are very good, with laboratories that have all the latest equipment. 这些科研设备非常好，实验室配有最新的设备。

1) with在此句中意为“带有……”, 其引导的短语对句子作附加说明。 2) that have all the latest equipment 为定语从句, 修饰laboratories. 3. lecture n.演讲讲课 v.作演讲讲课

例句:I noted down the lecture. 我记下演讲内容.

I am going to lecture to my students today. 今天我要给学生们讲课. 搭配 attend/have a lecture 听讲座 give a lecture 作讲座

lecture on sth作关于…的演讲

4.The Nobel Prize is the highest prize there is, so we should be very proud of that. 诺贝尔奖是目前科学方面的最高奖, 因此我们感到骄傲。

be proud of 意为“为……感到骄傲”proud作形容词, “骄傲的,自豪的” take pride in (pride是名词) be proud of„ 对„„感到自豪 take pride in„ 以„„感到自豪；对„„感到得意

【活学活用】(1)You should be _______________yourself. 你应该为自己感到骄傲。 (2)She ____________ her children's success. 她为她孩子取得的成绩感到无比骄傲。 5. either„or 要么„„要么 neither„nor 既不„„也不 【注意事项】

either„or，neither„nor 和not only„but also连接并列主语时，谓语动词的单复数形式遵循“就近原则”。

【活学活用】(1)She was ________coming back . 她不是今天来就是明天来。 (2) I am ____________________right. 你和我都不对。

(3) _________________the next. 下一个要么是你，要么是他。

6. be supposed to do sth 被期望或被要求(按规则、惯例 等) 做某事，理应 Suppose/Supposing that„ 假定„„

【活学活用】(1)You're by Friday. 你最晚在星期五结清这笔账。 (2)You______________ here. 你不应该呆在这儿。 (3)______________，can we play the match indoors? 要是下雨的话，我们在室内比赛行吗？

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