北师大版英语高二下册Unit22EnvironmentalProtectionword学案4

百度文库 - 让每个人平等地提升自我

班级:_________ 姓名:__________ 层次:___________

Unit22 Environmental Protection导学案(4)

Lesson 3 Natural Disasters 编写：聂海霞 审核：高二英语组

Tips: Only one earth, share and care. Learning aims:

A: Learn and recite the new words in Lesson 3

B:Practise reading strategies to complete texts with sentence gaps. C: Learn the language points from Introduction—Passage B . Learning important and difficult point:

Use the strategies to complete texts with sentence gaps. StepⅠ背记下列单词。（A级） 1.滑坡 2.海啸 3.台风 4.巨大的.规模 6.多变的 7.雷暴 8.降雨量 9.灌溉 10.武装.艰难的.地震

13.在近海岸的 14.巨大的灾难 15.分离

StepⅡ Before reading--lead in.(B级) How many natural disasters do you know?

__________________________________________________________ StepⅢ Fast reading (C级)

Reading strategy 1 : Read to get the general

Reading strategy 2 :Read for topics of each paragraph. ( ) Causes of natural disasters

( ) Examples to show disasters become common ( ) Experts predict that natural disasters will get worse ( ) Overpopulation in cities makes more people in danger of

natural disasters.

( ) Examples of volcanic eruption and earthquake showing their

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百度文库 - 让每个人平等地提升自我

threat to our world.

Reading strategy 3 :Read for clues about the missing sentence. (time,

place, pron. linking), choose the best answers.

1. Terrible flooding in Asia… ( ) 2. Reduced rainfall; drier ( ) 3. Why…? ( )

4. This has been caused by CO2... ( ) 5. …the worst eruption… ( )

StepⅣ Language points from Introduction—Passage B. (B级) ★ Introduction

1. 大自然开始袭击我们。______________________________ 【短语积累】turn on (1)____________(2)______________

译：①The dog turned on me and bit me in the leg. ________________ ②It’s dark. Please turn on the

2.过去的几年见证了大规模的环境灾难，专家们预言更为严重的灾难即将发生。

_______________________________________________________ _______________________________________________________ 【词汇积累】see用时间、地点等词作主语，译为“见证，发生” 译：这座城市已经经历许多变化。____________________________ 【短语积累】on a grand/large scale______________________

译：这个村的人大规模地搬到了城市。__________________________ ★ Passage A

3.暴风雨愈发四处肆虐，越来越多的飓风袭击美国和中美洲。 ____________________________________________________________________________________________________________________ 【知识回顾】划出本句话中的with的复合结构，并回忆其用法。 练习：___ two exams to worry about, I have to work hard this weekend.

A. Besides B. With C. As for D. Because of 4.许多国家为了争夺水而陷入武装冲突，美国西部降雨量的减少已导

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致了大面积的森林火灾。

________________________________________________________ ________________________________________________________ 【短语积累】 ※ in conflict_______

译：他俩自上学以来就有冲突。______________________________ ※ result in__________ result from___________ 练习：The big fire ___________ his carelessness. His carelessness_____________ the big fire. ★ Passage B 【短语积累】 ※ wipe out ________

译：这种疾病夺去了一半人的生命。________________________ ※ have a rough time___________ ※ recover from_______________

译：这座城市正处在海啸所造成的创伤的恢复期，那次海啸是由一次离岸地震所引起的。____________________________________ ※ another + 数词 + 名词____________ 译：大部分人都进去了之后，又来了 100人。

_______________________________________________________ ※ get over (1)从(疾病，情感经历)中恢复 (2)摆脱（悲伤惊恐） 译： takes time to get over a bad 2. I’ll never get over my mother’s StepⅤ 巩固应用(C级) 1. She can’t _______ her shyness. off B. get over in down to you _______?

-No. I had the wrong number.

away B. got through toghter ahead came to the corner which had ____ many car accidents.

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B. happened place

StepⅥ 当堂检测—回顾课文内容，英译汉。（A级） 1. Nature is turning on us. 2. reduced rainfall 3. irrigation canals 4. be in armed conflict 5. be a threat to… 6. recover from a tsunami 7. be fresh in the minds of people

8. get over their separation from loved ones lost in the tsunami 小结与反思:_______________________________________________

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