高中英语人教版 (2019)必修 第一册Unit 4 Natural disasters教案

Section Ⅳ　Listening and Talking & Reading for Writing

第一步　速读——了解文章主题和段落大意

速读P54课文内容，选择最佳答案

What's the main idea of the passage?

The passage is mainly about something about the most powerful  tsunami  in Asia.

第二步　细读——把控文章关键信息

细读P54课文内容，选择最佳答案

1．What caused the tsunami?

A．Hurricane.　　　　　  B．Typhoon.

C．Flood. D．Earthquake.

2．What is a magnitude of the earthquake that happened on December 27,2004?

A．7.0. B．9.0.

C．7.5. D．6.

3．Why was food and supplies hard to deliver?

A．Because there were not enough food and supplies.

B．Because rescue teams dared not go.

C．Because conditions were hard and roads were destroyed.

D．Because governments didn't organize rescue teams.

[答案]　1－3　DBC

Ⅰ.重点单词

根据词性和汉语提示，写出下列单词

1．tap vi.&vt.轻叩；轻敲；轻拍n.水龙头；轻叩；轻敲

2．whistle vi.吹口哨；发出笛声vt.吹口哨n.哨子(声)；呼啸声

3．emergency n．突发事件；紧急情况

4．calm adj.镇静的；沉着的vt.使平静；使镇静

5．aid n．援助；帮助；救援物资vi.&vt.帮助；援助

6．crash vt.&vi.碰撞；撞击n.撞车；碰撞

7．sweep vt.&vi.(swept，swept)打扫；清扫

8．wave n．海浪；波浪vi.&vt.挥手；招手

9．strike vi.&vt.(struck，struck/stricken)侵袭；突击；击打n.罢工；罢课；袭击

10．deliver vt.&vi.递送；传达vt.发表

Ⅱ.拓展词汇

根据词性和汉语提示，写出下列单词

1．erupt vi.&vt.(火山)爆发；(岩浆、烟等)喷出→eruption n．(火山)爆发；(战争等)爆发

2．power n．能力；力量；权力→powerful adj.强大的；有力的→powerless adj.无力的；没有能力的

3．effect n．影响；结果；效果→effective adj.有效果的

4．length n．长；长度→long adj.长的

Ⅲ.补全短语

根据提示补全下列短语

1．in the open air 　　　 露天；在户外

2．on hand    现有(尤指帮助)

3．sweep away    消灭；彻底消除

4．put up    搭建， 举起， 张贴

5．stay calm   保持冷静

6．in danger   处境危险

7．first of all   首先

8．as many as   多达

supply n．[pl.]补给品；供应(量)；补给

vt.供应；供给

(教材P52)The supplies which were provided to the disaster area were collected from around the country.

向灾区提供的物资是从全国各地收集来的。

①The water supply has been cut off because the workers are repairing the main pipes.

因工人们在修主要管道水资源供应被切断。

②The Internet supplies a lot of information to us every day.

＝ The Internet supplies us with a lot of information every day.

因特网每天给我们提供很多信息。

power n.能力；力量；权力

(经典例句)As is known to us，knowledge is power.

众所周知，知识就是力量。

①There was a time when the girl lost the power of speech.

曾经有一段时间，这个女孩不能说话。

②It is reported that the new president will settle a lot of problems the moment he comes to power.

据报道，新总统一上台就要解决很多问题。

③China is a country where the people are in power.

中国是个由人民掌权的国家。

④It's beyond my power to understand how the computer works.

我不懂电脑运行原理。

aid n.&vt.帮助；援助；资助

(教材P53)first aid kit 急救箱

①With the aid of our teachers，we learned how to perform first aid.

在老师的帮助下， 我们学会了如何进行急救。

②I'd be very grateful if you can aid me with my English.

如果你能帮助我学习英语我将不胜感激。

③He is so kind a boy that he often aided his mother to clean (clean) the house.

他是一个如此善良的男孩，他经常帮助他的母亲打扫房子。

calm vt.&vi.(使)平静；(使)镇定

adj.平静的；镇静的；沉着的

(教材P53)If you find yourself in danger from a forest fire，first of all，stay calm.

如果你发现自己身陷森林火灾，首先保持镇静。

①Calm down! There is nothing to worry about.

镇静下来！没有什么可担心的。

②He took a few deep breaths to calm himself down.

他深深吸了几口气，使自己平静下来。

③When in the face of danger，you should calm down.

面对危险时，你要保持冷静。

[图形助记]　

意境巧记“安静”四兄弟

a calm lake　　　　　a quiet park

silent students　　　　a still guard

wave n.波浪，波涛；挥手

v．波动；起伏；挥手

(教材P54)Fishermen，tourists，hotels，homes，and cars were swept away by huge waves  caused by the strong earthquake that reached a magnitude of 9.0.

渔民、游客、旅馆、住宅和汽车都被9级地震引起的巨浪卷走了。

①She refused my suggestion with a wave of her hand.

她摆摆手拒绝了我的建议。

②He gave us a wave as the bus drove off.

＝He waved to us as the bus drove off.

公共汽车开走时，他向我们挥了挥手。

③The policeman waved the driver to stop(stop)．

警察挥手示意司机停车(停止)。

strike vi.&vt.打； 撞击； 罢工； 突然想到；打动，

迷住；(钟) 敲； 侵袭

n．罢工

(教材P54)The undersea  quake struck around 7：00 am Sunday off the west coast of Indonesia's Sumatra Island.

星期天早上七点左右海底地震袭击印度尼西亚西海岸的苏门答腊岛。

　写出下列句中strike的含义

①The clock struck twelve when I got home last night.钟(报时)

②A terrible earthquake did strike the northeast of Japan on March 11.侵袭

③A good idea struck me when I was reading the newspaper.突然想到

④The visitors were struck  by the beauty of the West Lake.打动，迷住

⑤It suddenly struck/hit me that I should pay a visit to my teacher.

我突然想到，我应该拜访我的老师。

deliver vt.递送；生(小孩儿)；接生；发表(演说等)

(教材P54)However，dangerous conditions and damaged roads will make it difficult to deliver food and supplies.

然而，危险的条件和受损的道路将使运送食物和物资变得困难。

①It was very considerate of you to deliver milk to our door every morning.

你考虑得非常周到，每天早上把牛奶送到我们家门口。

②Hans was asked to deliver(deliver) a speech on the graduation in Harvard University.

汉斯被邀请在哈佛大学毕业典礼上发表演讲。

③I wonder why you refused to deliver (deliver) my letters to my home last week.

我想知道上周你为什么拒绝把我的信送到我家。

effect n．结果；效力

(经典佳句) While online shopping has changed our life，not all of its effects have been positive.

虽然网上购物改变了我们的生活，但并不是所有的影响都是积极的。

①The measures taken by the local government will come into effect next month.

当地政府采取的措施将下月生效。

②There is no doubt that reading books can have a good effect on the children.

不可否认，读书会对儿童有良好的影响。

③In my opinion，go outdoors and play team games  with  your friends，which is an effective(effect) way to get rid of anger.

在我看来，和你的朋友去户外玩团队游戏，这是一个摆脱愤怒的有效方式。

(教材P54) The most powerful earthquake in the past 40 years caused a tsunami that crashed into coastlines across Asia yesterday，killing more than  6,500 people in Indonesia，India，Thailand，Malaysia，and at least four other countries.

过去40年来最强烈的地震昨天引发了一场海啸，冲入亚洲各地的海岸线，印尼、印度、泰国、马来西亚以及至少其他四个国家的6 500多人在昨日的海啸中丧生。

【要点提炼】　killing more than 6,500 people....为动词的­ing短语作结果状语。

①Unfortunately his father died，leaving him a homeless boy.

不幸的是他的父亲去世了，使他成为一个无家可归的孩子。

②He is always late for class，making(make)his teacher angry.

他总是上学迟到， 使老师很生气。

③He hurried to the theatre，only to find (find) that the tickets had been sold out.

他赶到剧院，却发现票已经卖完了。

(教材P54)I was having breakfast with my three children when water started filling my home.

我正在和三个孩子一起吃早餐这时家里开始充满了水。

【要点提炼】　该句中when为并列连词，意为“就在这时、突然”，相当于and then/just at that time。其句型结构为sb.was/were doing sth.when...“某人正在做某事，这时……”。

①We were having (have) a meeting when someone broke in.

当时我们正在开会，突然有人闯了进来。

②I had just finished my test paper when the bell rang.

我刚完成试卷，这时铃声响了。

③I was about to leave (leave) when it began to rain.

我正要离开，这时开始下雨了。

Ⅰ.单词拼写

1．It was said that the typhoon(台风)had caused a lot of damage.

2．In the city，the water pipes(管道)in some buildings cracked and burst.

3．What I did was (to) turn off the tap(水龙头)．

4．Several hours later，the little boy was rescued with the aid/help (帮助) of the police.

5．I'm very glad that you can write me a summary (概要) of this report.

6．It is very important to keep calm (镇静的) when an earthquake breaks out.

7．Global warming is having a great effect(影响)on hundreds of plant and animal species around the world.

8．They waved (挥手)to us to stay where we were.

9．You have the power(能力) to live it well.

10．You are likely to sing or whistle (吹口哨)when you are happy.

Ⅱ.单句语法填空

1．To help students deal with their mental problems, we will hold a  lecture delivered(deliver) by a professor from the UK.

2．What's more，it is another effective (effect) way to deal with the problem.

3．They felt it difficult to finish(finish) the work in such a short time.

4．Today the  number  of  people  learning English in China is increasing (increase) rapidly.

5．A wonderful idea struck (strike) me suddenly when I was walking on the street.

6．The dustman swept (sweep) up all the fallen leaves on this street yesterday.

7．The length (long) of the article should be about 800 words.

8．I was having (have) a discussing with my friend about how to improve my English when my mother called me.

9．It was reported that as many as 157 people died at the air crash.

Ⅲ.选词填空

1．We don't clean the house for a few days，because we don't want to sweep away good luck.

2．A week before Earth Day，posters were put up around our school，calling on us to join in the actions for a greener earth.

3．He must have gone through many difficulties before he succeeded.

4．They had to sleep in the open air after the earthquake.

5．Always have your dictionary on hand when you study.

6．I looked at my husband in shock，waiting for him to tell me that I had misunderstood everything.