Warming up、Pre-reading、Reading、Comprehending板书设计及设计说明

Unit 2 warming-up reading and comprehending Teaching aims: 1.Enable the students to learn something about oceans,navigators and explorors 2. To improve the students’ reading ability

3. To learn to build up the students’ confidence in our county.

Teaching important point: Enable the students to read a passage effectively Teaching difficult point: How to improve the students’ reading ability

Teaching procedures: step1 warming-up to use some pictures to warm up step2 pre-reading 1. How do you think seamen found their way before modern accurate methods of navigation were invented? 2. Which do you think was easier to work out: latitude or longitude? 3. Can you identify these early navigational instruments seamen used and explain how they are used? 4. Which ones do you think are still used today? step3 reading 1.scanning page1 How did seamen explore the oceans before latitude and longitude made it possible to plot a ship’s position?

page2 What skills did sailors use to explore the seas and discover new lands?

2.skimming Nature Celestial bodies were used to _____ the positions of navigators and to work out their _______. _______ was used to tell where the ship was close to land or to show the ____ to land.

The weather could help ________ the position of a stream or river and to direct the sailing. Certain ________________ on the sea were used to carry ships to the destination. Navig-ational instru-ments The ________ was used to help find longitude. The Bearing Circle, the Astrolabe, the Quadrant and the ________ were used to find latitude. 3 careful reading 1) Why are speed and time important in working out the longitude of a ship? 2) Why is the position of the sun and various stars useful for working out latitude? step4 Homework