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1、I. Learning Aims 学习目标1. 同学们学会用英语描述热带雨林和水的重要性2. 同学们学会用比较级和最高级描述动物，了解一些动物的现状，增强保护动物的意识。II. The Important Points 重点1. 请同学们熟读生词表中P83-84的词汇。并标出读不准的词。2. 重点掌握下列词的用法：in danger 处在危险中 kill v.杀死 south adj; n；adv (在) 南方(的) wild animals 野生动物 wolf 的复数wolves n. 狼3. 同学们需掌握下列句型：But now they have less and less land t
2、o live on. 但现在它们可以居住的地方越来越少。Pandas are becoming fewer and fewer in number. 熊猫在数量上越来越少了。Now they are in danger.现在它们处在危险中。III. Preview自主预习 1. 请同学们从文中找出关于熊猫，蓝鲸和华南虎濒临灭绝原因的句子：pandas _ blue whales _ Chinese tigers _ 2. Write a passage to talk about what we should do to protect the animals in danger.知识链接 H
3、ot Links1. to live on 可居住的,是不定式短语，在此句中作land 的定语，意为“可居住的”，起形容词作用。在英语中，动词不定式做后置定语修饰前面的名词或代词时，它们之间构成逻辑上的动宾关系。若动词为不及物动词，要在其后加相应的介词。如：你有可读的刊物吗？Do you have something _ _? 我需要一支笔写字。I need a pen _ _ _. 如果动词不定式所修饰词为place, way, time时，则动词不定式后面的介词可以省略。如：I need a place to live (in). 我想要一个住的地方。我需要一个房间来住。I need a
4、room _ _ _. 2. in danger 处在危险中 ，danger n.危险； dangerous adj. 危险的，反义词：safe out of danger 脱离危险；他们计划拯救处在危险中的动物。They planned to save the animals _ _.医生说她已经脱离危险。The doctor said she was _ _ _. .Having a Quit当堂检测 I.根据汉意或句意和首字母提示补全单词或用所给词的适当形式填空.1. Our country is becoming _ and _ (strong).2. Which do you lik
5、e _ (well), Japanese or English?3. Huanghe River is one of the _ (long) rivers in China.4. I think she is the _ (beautiful) in our class.5. The weather in Beijing is _ (bad) than that in Shanghai.II. 单项选择。( ) 1.Who is _ of all? A. the tallestB. tallerC. the tallerD. tallest ( ) 2.This kind of animal
6、 is more dangerous than _ animal. A. anyB. any otherC. otherD. the other( ) 3.Water is necessary _ humans. A. forB. inC. withoutD. after( ) 4.The eggs in this box are heavier than _ in that box. A. those B. thatC. theseD. the eggs( ) 5.Chinese tigers are _ now, so we must try our best to protect the
7、m. A. in the danger B. in danger C. out of dangerD. in dangerous ( ) 6. All animals need _ water. A. little B. manyC. lot ofD. plenty of( ) 7.-You are standing too near to the TV. Can you move a bit _? -OK, Mom. Is it all right here? A. faster B. slowerC. fartherD. nearer( ) 8. Your classroom is so
8、dirty. Everyone should keep it _. A. dryB. openC. quietD. clean( ) 9.There were _ animals in the forest many years ago. A. thousand of B. thousands of C. three thousand ofD. three thousands of( ) 10.Blue whales are the largest and heaviest animals in the world, but they _ the smallest sea animals. A
9、. feed in B. live inC. feed onD. fed on.Homework课外作业1.认真读、背今天的“学习重点” 和“知识链接”，并默写。2.背诵Section D的单词短语。3.按照U4T2 Section A中自主预习中的要求预习。4.按照P83 2的要求，写一篇作文。5.全面复习Unit4 Topic 1，做一套测设卷，自我检测。6.情景交际。 Mike: Hi, Jim, what are you talking about?Jim: Oh, we are talking about something in the forest.Mike: _ Jim:I p
10、refer plants.Mike: _Jim:Because they are very beautiful. _Mike: I like animals better than plants. I think animals are very interesting Jim:_Mike: I like pandas best. They are very lovely.Jim:_Mike:Sounds great! Lets go this Sunday.Jim:OK. We can see many kinds of plants and animals there. Its so in
11、teresting!Mike:See you! Jim:See you this Sunday!7.阅读理解。In 1620, about half the U.S.A. was covered by forests. Today the forests have almost gone. A lot of good land has gone with them, leaving only sand. China doesnt want to copy the U.S.A.s example. Were planting more and more trees. Weve built the
12、 “Great Green Wall” of trees across northern part of our country. The Great Green Wall is 7,000 kilometers long, and between 400 and 1,700 kilometers wide. It will stop the wind from blowing the earth away. It will stop the sand from moving towards the rich farmland in the south. More “Great Green Walls” are needed. Trees must be grown all over the world. Great Green Walls will make the world better.( ) 1. In 1620, about _ the USA was covered by forests. A. a third B. halfC. two thirdsD. a fourth( ) 2. A lot of good land has gone with _.
