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《Warming up、Pre-reading、Reading、Comprehending》精品教案优质课下载
Foster students’ ability in skimming and looking up information in books and improve students’ reading ability.
Teaching key points
Help students to learn more about navigational methods in ancient times;
Help students to grasp the main idea and look up detailed information of the passage.
Teaching difficult points
Get every student active and involved in class.
Teaching procedures
Step 1 Lead in
A 4-minute video clip of Pirates of the Caribbean
Do you know what this movie is about?
Why do people sail out to the ocean?
(to seek fortune, to sell goods, to set up colonies, to explore the unknown world...)
Step 2 Warming up
Guess the person based on the given hints (Zheng He & Christopher Columbus)
How did they find their way before modern accurate methods of navigation were invented?
Step 3 Fast reading
What does this passage talk about?
What is the structure of this passage?
Step 4 Careful reading
Blank-filling
To find the ship’s position at sea a sailor used the North Star and the sun.
A sailor knew that land was nearby if he saw fresh seaweed, nesting birds returning home in the evening or fog.
Sailors used sea currents or tides and winds to increase their speed.
There were two methods to find longitude: measuring time and speed; compass and complicated mathematical tables.
Why are speed and time important in working out the longitude of a ship?