仁爱9年级上 Unit4 Topic3 Section B教案

The main activities are 1a and 3a. 本课重点活动是1a和3a。

Ⅰ. Teaching aims and demands 教学目标

1. Learn some new words:

basic, risk

2. Consolidate the usage of modal verb+be+P.P:

(1) More and more things will be discovered in the future.

(2) The girl will be well cared for.

(3) These trees should be watered at once.

3. Talk about flying to Mars and the outer space.

Ⅱ. Teaching aids 教具

录音机/幻灯片

Ⅲ. Five-finger Teaching Plan 五指教学方案

Step 1  Review 第一步  复习(时间:10分钟)

1. (以男、女两组竞赛的方式复习含有情态动词的被动语态，由教师说出一个动词，同学们用这个动词造句，而且是含有情态动词的被动语态的句子。看哪组说得又快又准确。)

T: OK. Let’s have a competition between boys and girls. I say a verb, you make a sentence with this verb. You must use modal verb+be+past participle. Do you understand?

Ss: Yes.

T: For example. I say“water”. You should say like this“The flowers must be watered every day. ”OK, Let’s begin. Protect.

Girls: Our environment should be protected well.

T: Clean.

Boys: The blackboard must be cleaned after class.

T: Look after well.

Girls: The young trees should be looked after well.

T: Speak.

Girls: English should be spoken in our English class.

T: Plant.

Boys: More and more trees should be planted.

T: Invent.

Girls: Many useful things will be invented in the future.

T: Excellent. You did very well. Girls did better than boys. Congratulations! (鼓掌。)

2. (提问关于太空和人类对太空的研究的一些问题。复习，加深对情态动词,被动语态的结构、变化及用法的认识，导入一部分生词。)

T: What movie did Michael and Jane see yesterday?

S₁: They saw a movie about the life in space.

T: Does Michael believe there are aliens?

S₂: No, he doesn’t believe it.

T: And you? Do you believe there are aliens?

S₃: No, I don’t believe it. Because they cannot be seen.

(很有可能出现不同意见，那样更有利于进一步的复习提问。)

T: Do you believe there are aliens?

S₄: Yes, I do.

T: What can be done to find them out if there are aliens in the space?

S₅: Satellites and spaceships should be sent up.

S₆: Other planets may be visited.

S₇: More scientific research should be done carefully.

T: Good idea. If people do more scientific research, I believe more and more unknown things will be discovered in the future. Now we’re at school to learn the basic knowledge. We should work hard and then we can discover the unknown things.

(板书新单词)

basic — the main part of something or at the simplest level

T: Were you excited about the news of Shenzhou VI?

Ss: Yes, of course.

T: What did they do during the flight?

S₈: They took photos.

S₉: They recorded their activities with a DV.

S₁₀: …

T: Do you want to fly in the spaceship one day?

Ss: Yeah.

T: Now, man has a plan to fly to the Mars. The astronauts from China, the United States and Russia will finish the task together. I really admire the astronauts.

(教师释义并领读admire。)

T: Would you like to be an astronaut when you grow up?

S₁₁: Yes.

T: So you need to learn a lot of knowledge and master some basic skills. What are you going to be in the future?

S₁₂: I want to be an astronaut.

S₁₃: I want to be a scientist.

T: Very good. I’m glad to hear that you all want to have a good future. I hope your dream will come true. Now, let’s see what Maria and Kangkang want to be when they grow up.

Step 2  Presentation 第二步  呈现(时间:10分钟)

1. (播放1a录音，让学生听两遍，然后回答问题。)

T: Listen carefully and find out the answers:

(1) What is Kangkang going to be when he grows up?

(2) What about Maria?

(听后，让全班同学统一回答。)

(答案)：

(1) Kangkang is going to be an astronaut when he grows up.

(2) Maria wants to be a scientist.

2. (学生分组朗读，女孩读Maria， 男孩读Kangkang。读后学生们自己设计问题，然后互问互答。)

T: Read the dialog in groups, girls act Maria, boys act Kangkang. After reading, talk about it by asking and answering questions in groups.

(读后给学生三分钟时间准备问题。)

S₁: Has Maria heard the news about the space flight to Mars?

S₂: No, she hasn’t.

S₃: Who will take part in it?

S₄: The astronauts from China, the United States and Russia.

S₅: Why will the astronauts travel to space?

S₆: They want to discover something new about Mars.

S₇: What is Kangkang going to be when he grows up?

S₈: He wants to be an astronaut.

S₉: Which subject does Maria prefer?

S₁₀: She prefers science to dance.

S₁₁: So what is Maria’s dream?

S₁₂: She wants to be a scientist in the future.

(学生回答问题时，教师记录下对话中的关键词并板书。)

news, flight, take part in, astronauts, admire, travel, discover, grow, cool, basic, dancer, scientist, perform, stage, prefer, favourite, believe

Step 3  Consolidation 第三步  巩固(时间:12分钟)

1. (学生一起朗读对话1a，然后二人一组练习再表演。调动课堂气氛，熟悉对话。)

T: Now read the dialog between Kangkang and Maria. Then practice in pairs and act it out.

(学生可以练习两遍。)

T: Who can perform the dialog in front of the class?

(两组学生上台表演，作个比较，然后点评鼓励。)

T: Well done! Group 1. Group 2 need to work harder.

2. (学生完成1b。)

T: Complete the sentences according to 1a. Pay attention to the grammar: “modal verb+be+P.P.”.

(学生做完后核对答案。)

(1) Something new about Mars can be discovered by the astronauts.

(2) Some basic skills should be mastered by Kangkang.

(3) People will discover more and more things in the future.

(4) Ballet can be performed on the stage in the future by Maria.

Step 4  Practice 第四步  练习(时间:8分钟)

1. (引导学生学习3a。)

T: In dialog 1a, Kangkang wants to be an astronaut when he grows up. He wants to do some research in space. So he dreams about his uncle’s trip to Mars. Let’s listen to the tape, then answer the following questions:

(板书)

(1) Who is this e-mail from?

(2) How long did it take them to get there?

(3) Did everything go well during the journey?

(学生听完后，逐个提问，并核对答案。)

(1) This e-mail is from Kangkang’s uncle, Stephen.

(2) It took them more than two years to get there.

(3) Yes, the journey has gone very well.

2. (学生阅读3a 三分钟。完成3b。提高阅读技能。)

T: Boys and girls, let’s read 3a for three minutes and Mark(T)for True or(F)for False in 3b.

(学生做完后，核对答案。)

(F) 1. It’s been five days since they landed on Mars.

(F) 2. It took them three years to get to Mars.

(F) 3. They had plenty of food and water in the spaceship.

(T) 4. They have been away from the earth for 763 days.

(T) 5. The excitement and risks on Mars are worth it.

(让学生大声朗读课文3a，为下一步做准备。)

3. (出示幻灯片，根据3a短文完成填空。熟悉知识点。)

T: Boys and girls. Read this passage and fill in the blanks according to 3a.

Hi Kangkang,

It ____ two days since we ____ on Mars. It ____ us more than two years to get here. Generally, the journey ____ well. But the living conditions ____ quite bad during the journey. We had to ____ most of the food in the spaceship. What’s ____, our water supplies were very ____. We had to ____ the use of water during those days. It ____six weeks since we ____ a proper shower. 763 days — what a long time! I often ____ my family, but the ____ and ____ on Mars are worth it!

Yours,

Uncle Stephem

(学生做完后，核对答案。)

(has been, landed, took, went, were, produce, worse, low, limit, is, had, miss, excitement,

risks. )

(板书)

It has been two days since we landed on Mars.

It is six weeks since we had a proper shower.

(教师讲解这两种句型的用法，并要求学生模仿造句。)

T: Now please make sentences according to the sentences on the blackboard. Who would like   to make it first?

S₁: It has been two years since we learned English.

S₂: It has been six months since we planted the trees around our school.

S₃: It is ten years since I came here.

S₄: It is three years since my uncle went to America.

4. (播放2录音，让学生完成2。)

T: Let’s listen to the tape. Then you give the right order.

(2) The pet pig should be taken to the hospital.

(4) The girl will be well cared for.

(1) The watch should be repaired.

(3) These trees should be watered at once.

Step 5  Project 第五步  综合探究活动(时间:5分钟)

1. (教师引导学生根据本单元的话题和语言知识，进行综合探究活动。)

T: It is reported that China will send another spaceship into space soon. I read a report on the net a few days ago. It was reported aliens would be found in 25 years. The space industry has become the focus of our society. What have we done to study the universe? Say something you know about.

S₁: Shenzhou V was sent into space in 2003.

Yang Liwei was the first astronaut to travel in spaceship in China.

S₂: Fei Junlong and Nie Haisheng traveled in Shenzhou VI in 2005.

S₃: The United States astronauts reached the moon first in 1969.

…

T: Thank you for telling me so much about it. Please look for more information on Internet or books about space. And write it down on a piece of paper and put it on the blackboard. Then we can exchange information with each other. And last time after learning Section D of Topic 2, we had a task to design our own invention. Now it’s time for you to report it to the class. What’s your invention?

S₄: I designed a model plane …

S₅: I made a car …

T: I’m very glad to see and hear your inventions. Everybody has a dream about the future. Let’s share our dreams together.

(时间允许就组织大家谈论自己的理想。)

2. Homework:

(1)熟读1a, 3a。

(2)造句。要求使用情态动词的被动语态。

板书设计：

We will live in space one day. Section B basic—the main part of something or at the simplest level More and more things will be discovered in the future. The girl will be well cared for. It has been two days since we landed on Mars. It is six weeks since we had a proper shower.