译林版八年级英语下册Unit 8 A green world教案合集

Comic strip & Welcome to the unit（第1课时）

一、重点单词短语

dig vi.& vt.挖(洞,沟等) serious adj.认真的,严肃的 wise adj.明智的,充满智慧的 be good for 对……有益 take shower 洗澡 turn off 关闭

二、重点句型

1.Trees are good for us.树对我们有好处。

2.We can save electricity by turning off the lights when we leave.当我们离开时,通过关灯能节省电。

三、预习学案

（一）方法指导

1.预习Page 106中的图片和对话,提前了解小故事的内容。 2.预习本课时的短语与句型。 （二）预习检测

Ⅰ.汉译英

1.挖(洞,沟等) dig 2.认真的,严肃的 serious 3.明智的,充满智慧的 wise 4.对……有益 be good for 5.洗澡 take shower 6.关闭 turn off Ⅱ.根据句意及汉语提示完成单词

1.It’s a wise (明智的) choice to wear the white tie.It matches your shirt well. 2.To reduce (减少) air pollution,we’d better ride more often instead of driving.

3.You can’t be serious (认真的)! You’re actually going to lend him money again? 4.We planted (植树) lots of trees around the school last month.Now they grow well. 5.I dug (挖) a hole in the garden with a tool several days ago.

四、教学过程

Step 1 情景导入

Teacher:Look at the pictures on Page 106.Are Hobo and Eddie going to live a green life? Step 2 完成教材Comic strip的任务 1.让学生认真听录音,回答问题:

Hobo is going to dig holes.Do you know why? Hobo will plant trees. 2.要求学生阅读Page 106的对话,回答下列问题: (1)Why does Hobo want to plant more trees? Because trees are good for us. (2)Does Eddie want to go with Hobo? Yes,he does. (3)What does Eddie want to plant? He wants to plant breadfruit trees. 3.让学生再次听录音并跟读,注意语音和语调。

4.要求学生两人一组分角色练习对话,请几组学生上台展示,老师给予点评。 Step 3 完成教材Welcome to the unit的任务 1.展示几种环保生活方式的图片。

2.要求学生完成Part A的任务,并核对答案。

3.解释Part B的语境,播放录音,并要求学生跟读对话,注意语音和语调。

4.引导学生小组合作,讨论常见的环保措施。老师请几名学生分享讨论结果,提高学生环保意识。

5.老师引导学生用新学句式编写新的对话,并进行角色扮演,然后请学生上台展示,老师给予点评。

五、当堂训练

Ⅰ.根据句意用所给词的适当形式填空

1.We can protect the environment by recycling (recycle) things. 2.The box was used (use) as a table by the poor child. 3. Planting (plant) trees is good for our environment. 4.I have a good friend called (call) Alice. 5.She was seriously (serious) hurt in an accident. Ⅱ.汉译英

1.每年越来越多的树被种植。

More and more trees are planted every year. 2.我们可以通过骑自行车来减少空气污染。 We can reduce air pollution by riding bicycles. 3.我们可以通过洗短时间的淋浴来节约用水。 We can save water by taking shorter showers. 4.我们可以通过离开房间就关灯来节约能源。

We can save energy by turning off the lights when we leave a room.

六、板书设计

1.reduce air pollution减少空气污染

2.turn off 关掉(电源开关、水龙头、液化气闸阀等) 3.live a happy/hard life 过着幸福的/艰苦的生活 4.drive to sp开车去某地 5.take the underground 乘地铁 6.wise明智的;充满智慧的 be wise to do sth 做某事是明智的

Reading（1）（第2课时）

一、重点单词短语

separate vt.& vi.分开,隔开 allow vt.允许 punish vt.处罚,惩罚 fine vt.罚款

depend vi.依靠,依赖,指望 rich adj.丰富的;富有的 wisely adv.明智地,充满智慧地 produce vt.导致,产生 difference n.差异,不同(之处) be separated into 被分成 allow sb to do sth 允许某人做某事 cut down 砍倒 depend on/upon 依靠;取决于 run out 用完,耗尽 make a difference (to sb/sth) (对某人/事)有影响,起作用

二、重点句型

1.It is a country with high mountains and clean blue lakes.它是一个高山环绕、有干净湖泊的国家。

2.For example,we are not allowed to cut down trees.例如,我们不允许砍伐树木。

三、预习学案

（一）方法指导

预习Page 108~109的文章,并预习课后新单词,自主背默。 （二）预习检测

Ⅰ.汉译英

1.分开,隔开 separate 2.允许 allow 3.处罚,惩罚 punish 4.罚款 fine 5.依靠,依赖,指望 depend 6.丰富的;富有的 rich 7.明智地,充满智慧地 wisely 8.导致,产生 produce 9.差异,不同(之处) difference 10.被分成 be separated into 11.允许某人做某事 allow sb to do sth 12.砍倒 cut down 13.依靠;取决于 depend on/upon 14.用完,耗尽 run out 15.有影响,起作用 make a difference Ⅱ.根据句意及汉语提示完成单词

1.Old plastic bags should be recycled (回收). 2.We should use all kinds of energy wisely (理智地). 3.More and more cars will produce (产生) air pollution. 4.We are not allowed (允许)to cut down trees freely in China.

5.If you throw away your paper everywhere in our school,you will be punished (处罚).

四、教学过程

Step 1 情景导入

Teacher:When’s World Environment Day? Step 2 阅读前

老师介绍一些瑞士的相关信息,板书并教授生词。Step 3 阅读中 1.要求学生精读第一段,回答下列问题: (1)What is Switzerland like?

It is a country with high mountains and clean blue lakes.It is beautiful. (2)What do people there try to do?

They try to keep their country beautiful and clean. 2.要求学生精读第二至三段,回答下列问题: (1)What can be recycled in Switzerland?

Things like glass,plastic,paper,old clothes and shoes can be recycled. (2)What does Martina’s family do with their old clothes?

They often send their old jeans and T-shirts to an organization for recycling. (3)Does Switzerland have laws to protect the environment? Yes, it does. (4)What will happen if you drop litter in a public place in Switzerland? We will be fined by the police. 3.要求学生精读第四至五段,回答下列问题: (1)What are the new ways to get energy? To get energy from the sun,wind and water. (2)What are the advantages of these new types of energy?

They cost very little and will never run out.Also,they produce little pollution. 4.小组合作,讨论下列问题:

How do you understand “Green Switzerland”?What’s the meaning of “green”? 5.请几名学生发表看法,老师给予点评。 Step 4 阅读后

1.要求学生完成B1~B2的任务。

2.请几位学生分享答案,然后全班核对答案。

五、当堂训练

用方框中所给短语的适当形式填空

separate...into,sent...to,depend on,run out,cut down 1.Old people depend on their children to live a happier life.

2.Tom sent a message to his son to tell him the good news last night. 3.Can you separate the students into two groups? 4.The gas in the car will run out soon after a long journey. 5.In order to protect the environment,we shouldn’t cut down trees.

六、板书设计

1.separate作动词,意为“分开,隔开”。 separate into意为“分成(若干部分)”。

2.辨析another,other和others。

another 通常用于三者或三者以上,意为“下一个的,另一个的”。

other意为“其他的”。后加名词,相当于some。other前常加定冠词the,表示两者中的另一个。 others意为“其他的人或物(部分)”。

3.depend 意为“依靠;依赖;指望”,一般不用于进行时。 depend on/upon sb/sth 依靠/指望某人/某物 depend on/upon sb to do sth指望某人做某事

Reading（2）（第3课时）

一、重点单词短语

separate vt.& vi.分开,隔开 allow vt.允许 punish vt.处罚,惩罚 fine vt.罚款

depend vi.依靠,依赖,指望 rich adj.丰富的;富有的 wisely adv.明智地,充满智慧地 produce vt.导致,产生 difference n.差异,不同(之处) be separated into 被分成 allow sb to do sth 允许某人做某事 cut down 砍倒 depend on/upon 依靠;取决于 run out 用完,耗尽 make a difference (to sb/sth) (对某人/事)有影响,起作用

二、重点句型

1.It is beautiful,and we should try to keep it that way.它很漂亮,我们应该尽量让它这样保持下去。

2.In Switzerland,things like glass,plastic and paper are separated into different groups and then recycled.在瑞士,将像玻璃、塑料和纸这样的东西分类,然后回收利用。

3.If we drop litter in a public place,we will be fined by the police.如果我们在公共场合乱扔垃圾,就会被罚款。

4.We depend on its rich resources to live,so it is important for us to protect it wisely.我们依赖它丰富的资源生存,因此要明智地保护它,这一点很重要。

5.Moreover,they produce little pollution.而且它们几乎没有产生污染。

6.Remember that everyone can do something to make a difference!记住每个人都可以做点(对环境保护)有益的事!

三、预习学案

（一）方法指导

1.总结介绍瑞士环保措施的词汇和句式。

2.复习上节课内容并尝试复述Page 108~109的文章。 （二）预习检测

根据课文内容及首字母提示填空

The writer loves Switzerland.The country has high mountains and clean blue lakes.Things like glass,plastic and paper are separated into different groups and then recycled.The government has many laws to protect the environment.For example,people are not allowed to cut down trees.Otherwise,they will be punished.If they drop litter in a public place,they will be fined by the police.There are also laws to limit air and water pollution .People depend on the rich resources of nature to live,so it is important for them to protect it wisely .Luckily,people are starting to use energy from the sun,wind and water.These new types of energy cost very little and will never run out.What have you done for the environment? Remember that everyone can do something to make a difference !

四、教学过程

Step 1 情景导入

Teacher:Last class we’re learnt about Switzerland.Can you tell me something about it?

Step 2 复习

1.呈现一个表格,让学生回忆课文内容,并填写表格:

Green Switzerland Do Don’t do

2.引导学生就表格内容进行讨论。 3.板书语言点并进行解释。

4.创设真实情景,指导学生运用这些语言点。 Step 3 完成教材B3和B4的任务

1.要求学生完成B3的练习,全班核对答案。

2.要求学生完成B4的练习,全班核对答案后小组合作分角色练习对话。 3.请几组学生上台展示,老师给予点评。 Step 4 活动

展示一些图片,让学生讨论如何创建一个更加环保的世界,培养学生的环保意识。

五、当堂训练

write down,by mistake,do with,set up,punish 1.I’m sorry.I took your book by mistake . 2.What will you do with your old clothes?

3.The old man asked me to write down my telephone number. 4.We have set up an organization to help the poor.

5.If you don’t finish your homework,you will be punished by your teacher.

六、板书设计

1.run out意为“用完;耗尽”。 2.remember doing sth记得做过某事

3.make a difference (to sb/sth) (对某人/某物)有影响/起作用

make no difference (to sb/sth) (对某人/某物)没作用/没影响/无关紧要 4.allow sb to do sth 允许某人做某事 sb be allowed to do sth 某人被允许做某事

Grammar（第4课时）

一、重点单词短语

pollute vt.污染 living adj.活着的,活的 invite sb to sp 邀请某人到某地 in the show 展览中 the whole day 整天 be filled with 充满 clean up 清理 as well as 和……一样

二、重点句型

1.Pollution is one of the biggest problems in the world today.污染是当今世界上最大的问题之一。

2.In some cities,the air is filled with pollution.在部分城市,空气中充满了污染。

3.We will all have a chance to think about the world around us.我们所有人将有机会思考我们周围的世界。

4.On that day,students will be shown how to protect the environment.在那天,将向学生们展示如何保护环境。

三、预习学案

（一）方法指导

观察Page 112中的例句,熟悉被动语态的一般将来时的构成与用法,并尝试完成Page 113~114的练习。 （二）预习检测

Ⅰ.汉译英

1.展览中 in the show 2.整天 the whole day 3.充满 be filled with 4.清理 clean up 5.和……一样 as well as Ⅱ.根据句意及汉语提示完成单词

1.There are many ways about how to protect (保护) the environment. 2.Some old clothes and shoes were thrown (扔) into the rubbish can just now. 3.The water in our city has been seriously polluted (污染). 4.Now a lot of things are harmed (伤害) by pollution.

5.Many people were killed (杀死) when the earthquake happened in the city last year.

四、教学过程

Step 1 情景导入

引导学生复习之前学过的被动语态的知识,要求学生标出下列句子的谓语动词: 1.Trees are planted in March every year. 2.The little girl was saved by a policeman. 3.Many tall buildings were built last year. Step 2 观察与总结

1.指导学生阅读Page 112的内容,体会动词一般将来时的用法。 2.指导学生阅读语法部分的例句,体会动词一般将来时的结构。 3.让学生体会如何将主动语态改为被动语态。 Step 3 完成教材Part A和Part B的任务

1.指导学生将一些句子从主动语态改为被动语态。 2.要求学生小组合作,完成Part A的练习。 3.要求学生朗读句子,然后全班核对答案。

4.介绍Part B的语境,要求学生小组合作,完成Part B的练习。 5.要求学生朗读句子,然后全班核对答案。 6.指导学生完成Work out the rule的任务。 Step 4 完成教材Part C的任务

1.要求学生小组合作,完成Part C的练习。 2.要求学生朗读句子,然后全班核对答案。 3.总结归纳被动语态的一般将来时的用法。

五、当堂训练

Ⅰ.根据句意用所给词的适当形式填空

1.Just now a lot of information was received (receive) online. 2.The room is filled (fill) with the good smell of the flowers.

3.The 2014 Youth Olympic Games was held (hold) in Nanjing from August 16 to 28. 4.A lot of living (live) things in the sea are killed by water pollution every day. Ⅱ.将下列句子改为被动语态,每空一词 1.He isn’t going to see his sister tomorrow.

His sister isn’t going to be seen by him tomorrow. 2.When are they going to buy a new house?

When is a new house going to be bought by them? 3.Will you open the window?It’s too hot. Will the window be opened ?It’s too hot. 4.Shall we teach English classes next week?

Will English classes be taught by us next week? 5.How many books will they give us?

How many books will be given to us by them?

六、板书设计

被动语态(二)

在被动语态中,当动作还没有发生时,需要用被动语态的一般将来时。 1.被动语态的一般将来时的肯定句的构成: 主语+will be/be going to be+过去分词 2.被动语态的一般将来时的否定句的构成: 主语+won’t be/be not going to be+过去分词 3.被动语态的一般将来时的一般疑问句的构成: Will/Be+主语+be/going to be+过去分词? 肯定回答:Yes,主语+will./Yes,主语+am/is/are. 否定回答:No,主语+won’t./No,主语+am not/isn’t/aren’t. 4.被动语态的一般将来时的特殊疑问句的构成: 特殊疑问词+will/be+主语+be/going to be+过去分词? 当主语是第一人称时,助动词will也可以用shall。

Integrated skills & Study skills（第5课时）

一、重点单词短语

survey n.调查 empty adj.空的 harmful adj.有害的 coal n.煤 oil n.石油;原油;食用油 form vt.& vi.形成 carelessly adv.满不在乎地;粗心地 daily habits 日常习惯 the number of ……的数量 less than 少于

the result of...……的结果 not only...but (also)...不仅……而且……

be dug up 被挖出 millions of 数百万的 in place 在正确位置 throw away 扔掉 if possible 如果可能的话

二、重点句型

Air pollution is harmful to our health. 空气污染对我们的健康有害。

三、预习学案

（一）方法指导

1.预习Page 115~117的生词,自主背默。 2.预习Part B的对话,了解大意。 （二）预习检测

Ⅰ.汉译英

1.日常习惯 daily habits 2.……的数量 the number of 3.少于 less than 4.……的结果 the result of... 5.不仅……而且…… not only...but (also)... 6.被挖出 be dug up 7.数百万的 millions of 8.扔掉 throw away 9.如果可能的话 if possible Ⅱ.根据句意及汉语提示完成单词 1.There is no coal (煤炭) in our area.

2.Daniel and I did a survey (调查) on students’ daily habits. 3.We form (组成) groups of four to join the outdoor activity.

4.Rub this oil (油) into your skin and your headache will soon disappear.

5.Daniel did the exercises too carelessly (粗心),and it made his teacher very angry.

四、教学过程

Step 1 情景导入 引导学生自由谈论:

1.How can we live a green life?

2.What can we do to protect the environment in our daily lives? Step 2 完成教材Part A的任务

1.让学生听A1的录音,完成A1的任务。全班核对答案。

2.让学生听A2的录音,完成表格填空,全班核对答案,然后要求学生大声朗读A2表格中左边的句子。

3.要求学生根据A1与A2的信息,完成A3的短文。 4.要求学生小组合作讨论答案,全班再核对答案。 5.要求学生分组朗读短文。 Step 3 完成教材Part B的任务

1.解释Part B的语境,让学生听Part B的录音,回答问题: What can they do to protect the environment? They can plant more trees. 2.再次播放录音,要求学生找出有关种树的优点的句子。请几名学生分享结果,老师给予纠正和补充。

3.要求学生再听一遍录音,并跟读Part B的对话,注意语音和语调。

4.要求学生两人一组根据自己的实际情况编写并练习新对话,然后请几组学生上台进行展示,老师给予点评。

Step 4 完成教材Study skills的任务 1.介绍检查作文的重要性,导入新课。 2.呈现课本Page 117中前两行的内容。 3.同步呈现Page 117中有关错误的类型。

4.要求学生完成Page 117中的练习,全班核对答案。

五、当堂训练

Ⅰ.根据句意用所给词的适当形式填空

1.People depend on natural (nature) resources to live. 2.Now we have wider (wide) roads in every city than before. 3.It is very important for us to use our own money wisely (wise).

4.It’s impossible (possible) for a five-year-old boy to answer all the questions correctly. 5.Each year, thousands (thousand) of visitors come to Lianyungang to enjoy the beautiful view and the delicious seafood.

Ⅱ.根据汉语意思完成句子,每空一词 1.我们应当尽力保护环境。

We should try our best to protect the environment. 2.你让我等了很久。

You kept me waiting too long. 3.这场雨对比赛没多大影响。

The rain didn’t make a difference to the game. 4.刷牙的时候请你关掉水龙头。

Please turn off the tap when brushing your teeth . 5.在暴风雨期间,树木还能稳固土壤。

Trees also keep soil in place during storms. 六、板书设计

1.survey为名词,意为“调查”。常见短语:do a survey on“做一个关于……的调查”。 2.empty为形容词,意为“空的”。反义词为full,意为“满的”。

3.harm作及物动词时,意为“伤害;损害”;作不可数名词时,意为“危害;害处”。 harmful为形容词,意为“有害的”。

harmless为形容词,意为“无害的,不会导致损伤的”。 do harm to=be harmful to,意为“对……有害”。

4.in place意为“在正确位置”,其反义词组为out of place,意为“不在应在的位置”。 in the place在那个地方 in one’s place=in place of代替

5.form作动词,意为“形成;排成”。常见短语为form...into,意为“使……成为,使……组成”。

Task（第6课时）

一、重点单词短语

simple adj.简单的 step n.步骤;措施 go green 加入环保,拥抱绿色 get started 开始,动身

二、重点句型

1.Our environment is changing for the worse,so it is time for us to go green!我们的环境正变得越来越糟糕,所以该是我们保护环境的时候了!

2.Here are some simple steps to take.以下是一些可采取的简单措施。

3.Follow these small steps,and you can make a big difference to the Earth! 依照这些小措施去做,你就能对地球产生大影响!

三、预习学案

（一）方法指导

1.搜集关于环保方面的常用词汇和句子。 2.预习Page 118的笔记,理解其大意。 3.试填写Page 119中Part B的文章。 （二）预习检测

根据句意及汉语提示完成单词

1.A man should depend upon his own power (力量).

2.You should take these small steps (步骤) like reducing,reusing and recycling and you can make a big difference to the environment.

3.It is very careless (粗心的) of you to forget to turn off the tap. 4.Iraq is very rich in oil (石油).

5.The coal from the ground will be formed (形成) over thousands or millions of years.

四、教学过程

Step 1 情景导入

1.引导学生复习本单元所学的环保知识,继续谈论环保问题。 2.板书相关的词语,教授生词。 3.引导学生思考如何去保护环境。 Step 2 完成教材Part A的任务

1.要求学生阅读Part A的笔记,回答下列各题,并核对答案。 (1)What can we do to save water? (2)What can we do to save power? (3)What can we do to reduce pollution? (4)What else can we do to live a green life? 2.讲解语言点和笔记后的一些有用的表达。 Step 3 完成教材Part B的任务

1.要求学生根据Page 118中Part A的内容,完成Part B的任务。 2.要求学生两人一组,相互检查书写的正确性。全班核对答案。 Step 4 写作

1.要求学生四人一组,准备环保方面的演讲稿。 2.要求学生完善笔记,内容应详实、语言要生动。

3.要求学生根据讨论结果,完成一篇关于环保方面的演讲稿。 4.老师随机选几名学生上台展示自己的文章,并评选出优秀作文。

五、当堂训练

Ⅰ.用方框中所给短语的适当形式填空

make a lot of mistakes,not only...but also,as a result,in use,develop a green lifestyle 1.It’s good for us to develop a green lifestyle . 2.Be more careful ,you’ve made a lot of mistakes . 3. As a result ,they got to the railway station in time. 4.The new airport will be in use in one month.

5.She is not only a good teacher, but also a good headmaster. Ⅱ.根据汉语意思完成句子,每空一词 1.我爷爷习惯早起。

My grandpa is used to getting up early. 2.如果时间再多一点,我可以做得更好。 If more time is given ,I will do it better. 3.是时候采取措施减少污染了。

It’s time to take measures to reduce the pollution. 4.照着这些小措施做,你会为地球带来很大的不同。

Follow these small steps,and you can make a big difference to the Earth. 六、板书设计

1.simple为形容词,意为“简单的”。同义词为easy,反义词为hard或difficult。 2.step为名词,意为“步骤;措施;一步”。常见短语: step by step 一步一步地 take steps 采取措施