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視頻標簽：Sailing,the oceans
所屬欄目：高中英語優質課視頻
視頻課題：人教版高中英語選修九Book9 Unit2 Sailing the oceans Warming-up Pre-reading Reading內蒙古
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人教版高中英語選修九Book9 Unit2 Sailing the oceans Warming-up Pre-reading Reading內蒙古師范大學附屬第二中學
內蒙古師范大學第二附屬中學學校2017-2018學年第一學期
高一年級 英語 備課組教案
授課時間
2018年 6 月13日
課時 1
課題
M9U3 Sailing the oceans
Period1 Warming up &Pre-reading & Reading
課型
新授/探究、練習
教學目標
1. Learning aims：To use skimming and scanning to get the information and learn how seaman explored the oceans before modern instruments were used.
2. Ability aims: To learn how to prepare a journey across the North sea to England.
3. Emotional aims: To help students appreciate the wisdom of ancient people while sailing the oceans
重點 How to improve the students’ reading ability.
難點
1. To use mind map to summary the story.
2. To practice students speaking ability on how to prepare a week’s journey.
教 學 內 容
教學步驟
調整補充
復習 內容
Review words and expressions
a. Key words and expressions
navigate, navigator, navigation, navigational; explore, explorer, exploration b. Talk about sailing the oceans.
預習 內容 Familiar with new words and finish the learning paper.
新 課 導 入
一、Lead-in
1) To show a short video about sailing. Then ask : T:What are they doing? S: They are sailing. T:Who are they? S: They are seamen.
In pair discuss “what is a navigator? ” Aa
A navigator explorers new routes across the sea. What is an explorer? A
An explorer discovers new places on land.
Navigator sea Nautical instruments Find new islands or continents a a a a a
Explorer land Use compass and landmarks Find new places Within an already identified island
or continent
課程 講授
二、Pre-reading
Show some pictures to let students know famous people and their contribution in navigation.
Ask the students if the want to know some famous navigators and explorers and how do they found their way before modern accurate methods of navigation were invented? How do they work ? which ones do think still used today?
A bearing circle: the first instrument to measure the sun’s position and the sun’s shadow.
An astrolabe: a special tool for telling the position of the ship in relation to the sun and various stars.
A quadrant: measure how height stars were above the horizon.
A sextant: an updated navigational instrument to measure the angle between two fixed points outside the ship.
A nautical/chart: a map of the depth of the sea and the currents of the oceans.
三．Reading
Skimming comprehension questions
1.From the reading passage we have learned _________. A. why early seamen wanted to sail the seven seas B. that there is useful information in an encyclopedia
C. that early sailors went exploring the sea using their skills and simple instruments
D. why latitude and longitude are important to plot a ship’s position 2.When did early sailors have a practical method of measuring longitude?
A．The 12th century. B．The 17th century. C．The 15th century.
D．The 16th century.
3. The author of the passage implies that the ancient navigators were A. hard-working. B. brave. C. intelligent. D. energetic
4. Ancient navigators use navigational instruments to help them A. find celestial bodies. B. predict the weather. C. explore the sea. D. find latitude 答案：CBCD
scanning Using nature
1.To
find
the
ship’s
position
at
sea
a
sailor
used
_______________________.
2. A sailor knew that land was nearby if he saw ____________________________
3. Sailors used ____________________________ to increase their speed.
Using instruments
There were two methods to find longitude: 1. to calculate longitude using speed and __________ 2. to calculate __________and complicated mathematical tables.
Step 5: Use the mind map analyse the navigational skills
Navigational
skills
Nature
instruments
小結
Write down the working principles of the following instruments:
Bearing circle: to compare the height of the sun now with the of shadow the sun at midday.
Astrolabe: to tell the position of the ship in relation to some stars or the sun.
Quadrant: a more precise form of the astrolabe, to measure how high
stars are above the horizon, and compare that measurement with previous measurements.
Sextant: was the updated version of the astrolabe and quadrant, measuring the angle between two fixed pints outside the ship.
Step 6: Discussion (Group work)
Let’s the students have a discussion by working in pairs or in groups What would you do if you came across the following problems during your voyage?
Imagine you are on a boat with twenty-nine other people. You have a small box for your personal things but it can only hole ten items. What would you need for a week’s journey across the North Sea to England? For example:
Category Items Category Items Clothes
shirt, trousers
Shoes
waterproof boots
Hygiene soap Tools knife, scissors
Bedding blanket Medicines sea-sick tablets, cold
medicine
Games cards, chess Books novels, essay
collections
作業 布置
1. Review this passage.
2. Preview Learning about language.
板書 設計
Unit 2 sailing the oceans
課后 反思
1. 創設各種情景，鼓勵學生通過體驗、實踐，主動探究一些問題。
2. 關注學生，鼓勵學生在嘗試中學習，盡可能為學生創造語言的機會。
3. 加強學生加強對學生學習策略的指導，讓他們在學習和運用的過程中逐步學會如何學習，引導學生結合語境，采用推測、查閱和協調的方法進行學習。
4. 進行有效評價，引導學生在學習過程中，進行自我評價，并根據需要調整自己的學習目標和學習策略。
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