Using LanguageⅠ优秀公开课教案

选修9 Unit 2

Sailing-the-oceans

【三维目标】Knowledge ability：master the words and phrases

班别：

组名：

姓名：

Skills ability：develop reading skills like skimming and scanning Emotional ability: encourage students to find the better ways to learn English

【课前自主学习】

Answer some questions about the text

1. How many ways the passage tells us to keep alongside the coastline . 2. When can the sailors use the sun to navigate by ? 3. What was the first instrument to measure the sun’s position . 4. What proved to be the most accurate and reliable of these earth navigational instruments ? 5. When did seamen begin to use the compass ? Language points : 1. voyage : n. long

journey ,

by sea or in space

2. mercy : n. kindness ; forgiveness phr : at the mercy of : under the control of 任由…

…的摆布

without mercy 毫不留情地

The beat was at the mercy of the rapid river .

For mercy ‘s sake 请发慈悲

For Cod’s sake 3. nowhere adv .not anywhere 无处

I went nowhere 不知来自哪里，以不知名状态

go nowhere vi 无所成，进行得不顺利

get sb nowhere 某某事对某人无帮助、元效

4. reference n. act of mentioning ; act of looking at for information .

phr : (1) have reference to 和…

…有关系

(2) in reference to 关于

(3) make (a) reference to 说到

谈到

(4) reference book 参考书刊号

(5) reference material 参考资料

(6) with reference to 关于

就…

…而论

whit reference to the context vi

refer:

refer to (a) 指的是

（b）参考

(c) 提到

谈到

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refer to A as B 将A称为B

eg : Are you referring to me ?

In his speech, he didn’t refer to the problem at all .

He cooked dinner by referring to a cookbook .

California is referred to as the “Golden State .”

5.

survival: n. state of continuing to live 生存、幸存

survive: vt.

sb survive 某人幸存下

sth survive 某物保留下来

vi.

survive sb by 活得比某人长…

…

survive sth 从…

…

中幸存、幸存于…

eg : Only one baby survived the terrible car crash . The girl survived her parents . Survivor n. the person or thing of surviving .

6. dusk n. time before night

at dusk 在黄昏时刻

dusk

n.

薄暮, 黄昏,暮色

Dusk was falling.

By dusk we had reached a place called Lion Forest.

At dusk the lights of the city come on. dawn

n. 黎明, 拂晓, 破晓

The darkest hour is before the dawn. And at dawn we rose and knocked at the gate of the city. 7. routine n.

例行公事, 常规, 日常事务, 程序

Teachers in our school will have a routine medical examination on Teachers’

Day. 在教师节我们学校的教师要进行常规的检查。

8. pretty

adj. 漂亮的, 优美的, 机灵的, 恰当的

adv. 相当，颇

a pretty garden / valley 美丽的花园

/ 山谷

You speak English pretty well. 你的英语讲得相当好。

I feel pretty tired. 我感到相当疲劳了。

9. in addition

另外

There was an earthquake and, in addition, there were tsunamis.

除了地震之外，还有海啸。

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Period three : comprehending and language I Comprehending

Read the passage and answer the following questions . 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 ? 4. Suppose you were a sea captain aiming to sail round Africa Discuss in groups.

(1) what skills would you seek in your sailors ? (2) what problems would you anticipate for this journey ? II Learning about language Do exercises 1 . 2 and 3 Exerise1

Replace the words underlined by ones of similar meaning form the reading passage . 1. Seeing the dark clouds above him , George hurried for home .

2. Sailing a boat alone far away form the shore made Flora’s parents worry about her safety . 3. Clare , would you please put your bicycle next to the others in the shed ? 4. “Why don’t you plot a more simple rout with the smallest number of spots?”

asked Mary . 5. Setting out on a long journey by sea with unskilled sailors would be dangerous especially if there were no modern navigational instruments . Exercise2

Find the words form the reading passage that are the opposite of these compound words . Nowhere

anywhere

download

upload

outward

inward Reliable

unreliable

seaweed

land flower

shortcoming

strong point Exercise3: Complete the following paragraph with the words below .

precise

outward

nowhere

awkward

reference

seaweed

accelerate mercy

randomly

voyage

alongside

approximate Samuel the sailor was extremely good at plotting his course using the stars a ________. One day he was determined to set out on a ________across an unknown sea to an unknown continent . He set out with his instruments so he would not be at the _________ Of the sea . He found on his _______journey a rocky island . It seemed to be covered in nests. Suddenly, as Samuel looked , an enormous bird swooped down and picked him up as if he were a/an ______ parcel . It ______its speed and rose straight up into the air so as to reach the _______place on the rocks where its nest lay. Once there, it shook itself and threw Samuel in the ________ direction of the nest . There seemed to be ______to hide but 3

then he noticed lots of ______ on his left and quickly hid under it . The bird landed nearby and pecked ______ at the rocks . Samuel rolled over swiftly and found himself at the edge of the cliff . He looked down slowly with a beating heart. Below him was his boat lying ______the shore! “How lucky I am!”

Samuel thought to himself. He then gave a mighty leap and landed in it. Once inside he could safely sail away.

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