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視頻標(biāo)簽:Astronomy,the science
視頻課題:人教版選修九Book 9 Unit 4 Astronomy the science of the stars Reading How life began on the earth建設(shè)兵團(tuán)省級(jí)優(yōu)課
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高中英語(yǔ)人教版選修九Book 9 Unit 4 Astronomy the science of the stars Reading How life began on the earth建設(shè)兵團(tuán)省級(jí)優(yōu)課
學(xué)案主題: Unit 4 Astronomy: the science of the stars Reading How life began on the earth 目標(biāo)確定的依據(jù)
1、課程標(biāo)準(zhǔn)(考綱)相關(guān)要求
英語(yǔ)課程內(nèi)容是發(fā)展學(xué)生英語(yǔ)學(xué)科核心素養(yǎng)的基礎(chǔ),包含六個(gè)要素:主題語(yǔ)境、語(yǔ)篇類(lèi)型、語(yǔ)言知識(shí)、文化知識(shí)、語(yǔ)言技能和學(xué)習(xí)策略。其中,主題語(yǔ)境涵蓋人與自我、人與社會(huì)和人與自然,涉及人文社會(huì)科學(xué)和自然科學(xué)領(lǐng)域等內(nèi)容。語(yǔ)篇類(lèi)型包括口頭和書(shū)面語(yǔ)篇以及不同的文體形式,如記敘文、說(shuō)明文議論文等。 2、教材分析
本單元的中心話(huà)題是“天文學(xué)”,內(nèi)容涉及太陽(yáng)系、地球上生命的起源、宇宙大爆炸、月球探秘、黑洞效應(yīng)等。Reading部分題材是說(shuō)明文,主要內(nèi)容是圍繞地球上生命的起源展開(kāi)的,是本單元的亮點(diǎn),講述了地球上生命的起源和生物進(jìn)化的過(guò)程。 3、學(xué)情分析
這個(gè)單元由于涉及到天文學(xué)知識(shí),文科班學(xué)生們可能對(duì)宇宙形成、地球演變、生物進(jìn)化等方面的知識(shí)有部分了解,但是學(xué)生們可能對(duì)這方面的詞匯不是很熟悉,有可能造成討論和閱讀障礙。 學(xué)習(xí)目標(biāo)
1、了解地球上生命的起源和進(jìn)化過(guò)程; 2、訓(xùn)練學(xué)生的快讀、尋讀、精讀等閱讀技巧;
3、激發(fā)學(xué)生從英語(yǔ)角度對(duì)天文學(xué)知識(shí)的興趣,培養(yǎng)其科學(xué)探索精神; 4、培養(yǎng)學(xué)生愛(ài)護(hù)環(huán)境、保護(hù)地球的強(qiáng)烈意識(shí)。
2019年“青藍(lán)杯”青年教師能力大賽課學(xué)案
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評(píng)價(jià)任務(wù)
1、通過(guò)fast reading 、careful reading部分習(xí)題,分析問(wèn)題、解決問(wèn)題,從而可以培養(yǎng)學(xué)生的閱讀技能。
2、通過(guò)閱讀天文學(xué)和地球上生命的起源等相關(guān)知識(shí),進(jìn)行關(guān)于保護(hù)地球的討論,培養(yǎng)學(xué)生樹(shù)立人與自然和諧共處和保護(hù)環(huán)境、愛(ài)護(hù)地球的觀念。 教學(xué)過(guò)程
環(huán)節(jié) 教師活動(dòng)
學(xué)生活動(dòng) 評(píng)價(jià)要點(diǎn)
Step 1 Warming up ( 6 minutes ) 1.Show the solar system
2. Ask students some ideas about how life began.
3. Watch a video.
Step 2 Fast reading ( 8 minutes )
1.What is the sequence(順序) of description of the passage? A. Time sequence B. Space sequence C. Logical sequence
1. Tell the Eight planets in English.
2. Pangu separated the sky from the earth.
Nuwa (女?huà)z) made human beings. God
created
the world and all living things.
Key: A
These activities can increase
students’
interests as well as lead in the new
lesson.
Read the passage quickly to get the general idea of the text.
Improve students’ fast reading ability
2019年“青藍(lán)杯”青年教師能力大賽課學(xué)案
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2. What’s the writing style of the text?
A. Explanation 說(shuō)明文 B. Narrative 記敘文 C. Essay 散文 D. Novel 小說(shuō)
3. The text may tell us the ___________ of the earth and the ___________ of life on it. Step 3 Careful reading
(16 minutes)
Match the main idea for each paragraph. Para.1 Para.2 Para.3 Para.4 Para.5
Choose the best answer.
1.Why was life able to develop on the earth but not on other planets?
2. Why was it necessary for plants to grow before animals?
Key: A
Keys: formation development
A theory about how the universe was formed.
The formation(形成) of the earth. The
importance
of water for life.
The development of plants and animals.
The arrival of humans and their effects on the earth Keys: C B D B
1. The water stayed on the earth but not on other planets.
2. Plants
provided oxygen for animals to
Read the
text
carefully.
Learn more details
and then get the
careful reading
skills.
2019年“青藍(lán)杯”青年教師能力大賽課學(xué)案
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3. It can be inferred from the text that ___.
4. How long did dinosaurs exist on the earth___.
Part 1: The development of the earth Part 2: The development of life Step 4 Summary ( 5 minutes )
According to the passage, put the following statements in right order.
1. Insects and amphibians appeared. 3. The earth became a solid globe. 5. Reptiles appeared.
7. The earth was a cloud of dust. 9. Shellfish and other fish appeared.
11. Clever animals with hands and feet appeared
Step 5 Discussion ( 5 minutes )
The Earth Day is coming. What can we do to protect the earth?
breathe. 3. plants played an important part in the appearance of
the animals
4. More than 140 million years
Answer questions.
2. Dinosaurs appeared.
4.Small plants grew on the water.
6. Plants began to grow on dry land. 8. Water appeared on the earth.
10. The universe began with a “Big Bang”.
12.Mammals appeared.
Group discussion.
We should… We shouldn’t… We’d better…
Retell the passage,
in this way students can understand the
text better. Encourage students to
have
the awareness of
environmental protection.
2019年“青藍(lán)杯”青年教師能力大賽課學(xué)案
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Homework: What would you advise humans to do to protect our earth ? Write a letter.
板書(shū)設(shè)計(jì)
Unit 4 Astronomy: the science of the stars Reading How life began on the earth Main idea:
Para.1 April 22 Para.2 The formation of the earth. The Earth Day Para.3
Para.4 The development of life. Para.5
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