Warming up、Pre-reading、Reading、Comprehending优质教案设计

Unit 2

Sailing the Oceans Reading 核心素养：

Teaching Aims:

a. Learn and master the key words and expressions

voyage mercy minimum nowhere pole overhead offshore accelerate outward longitude latitude precise simplify portable shortcoming updated tendency reliable at the mercy of, even though, work out, be used to, in relation to, aim to , …

b. Train the students’ reading ability. Let the students have some knowledge of early navigational methods. Explain how seamen explored the oceans and what kind of navigational instruments were used to sailors before the 17th century when they were navigating the open seas without seeing the land. Teaching Difficult Points:

a.

How to help the students understand the reading passage better. b.

How to improve the students’ reading ability. Teaching Methods: a.

Scanning the text to get the general idea of it. b.

Carefully reading to finish the Comprehending exercises on page 14. c.

Discussion after reading to make the students understand the text better. Teaching Aids: The multimedia; a tape recorder; the blackboard Teaching procedures & ways

Step1 Warming Up What is the difference between a navigator and an explorer? Step2 Pre-reading Show the students some pictures to see if they can identify the early navigational instruments seamen used and explain how they used. Decide whether the following statements are true (T) or false (F). 1. An early method of calculating longitude was to use a knotted rope tied to a log.

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2. The astrolabe was the first instrument to measure the sun’s position. 3. The quadrant was more precise and simplified than the astrolabe, but still had its shortcoming. 4.Up till now, the most accurate and reliable navigational instrument is the sextant.

5. The astrolabe, quadrant and sextant are different kinds of navigational

instruments and they have nothing to do with each other. Step 3 Reading Task1.Fast reading What’s the main idea of the passage?

Task2.Careful reading 1.

What is the use of a bearing circle,

astrolabe, quadrant or sextant? (

)

What is the use of a compass?

(

)

A.

To set the course of the ship

B. To measure the position of the ship

C. To measure the speed of the ship

D. To tell the time 2.Why are speed and time important in working out the longitude of a ship? 3. Why is the position of the sun and various stars useful for working out latitude? Step3.Discussion Suppose you were a sea captain aiming to sail round Africa. Discuss in groups:

What skills would you seek in your sailors? Step4. Summary 1.Let’s the students have a discussion by working in pairs or in groups. Topic: 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?

Suggested Answer: Category Items Category Items

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Clothes Hygiene Bedding shirt, trousers soap blanket Shoes Tools Medicines waterproof

boots knife,

scissors

sea-sick

tablets, cold

medicine

Games cards, chess Books novels, collections

essay 2.Read the passage and decide whether the following statements are true (T) or false (F). 1). An early method of calculating longitude was to use a knotted rope tied to a log. 2). The astrolabe was the first instrument to measure the sun’s position. 3). The quadrant was more precise and simplified than the astrolabe, but still had its shortcoming. 4). Up till now, the most accurate and reliable navigational instrument is the sextant.

5). The astrolabe, quadrant and sextant are different kinds of navigational

instruments and they have nothing to do with each other. 3.Finish the type of writing and summary of SAILING THE OCEAN.

Type

Step5. Homework 1Review this passage. 2. Preview Language points.

SAILING THE OCEAN

Using nature to help:

Using navigational instruments to help:

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