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高三教案 第719期(2)
发布时间:2020-08-24

本期配套教案共2页:  1  2

2020-2021学年度第1期总第719期

Global navigation (P6)
北京中学 李萍

Lead-in
Brainstorming
If you are traveling to a new place, what will guide you to get to your destination?
What do you know about the Beidou Navigation Satellite System?
What else do you want to know about it?

Read and explore
Read the title and guess what will be talked about in the passage.
Read the passage and find out what aspects of the BDS are introduced.


Read the passage and complete the table.


Paragraph 2: On June 23, the global net work of 59 satellites was completed.


estimate: to try to judge without calculating exactly


Paragraph 2: The BDS is entirely built by Chinese engineers.


Paragraph 1: Today, we have navigational systems to help us find our way, with the latest being the Beidou Navigation Satellite System (BDS).


How does the writer introduce the BDS?
By using examples.
By using data.
By using quotations.

Why does the writer use “Global navigation” as the title?
The writer wants to tell us the wide application of the BDS and how it can be used in many fields around the world.  The writer also wants to show us that China has a global view, and our technology is not only used for our country, but also used to serve people all over the world.


What does Sun Jiadong mean by saying this sentence?
He probably means that the application of the BDS is boundless, and it has great potential. Only by using our imagination can explore the full potential of the BDS.

Express yourself
Suppose your school is going to hold a Science and Technology Festival. Please prepare an oral introduction to the BDSfor the festival. The following should be included:
Who built it and why was it built?
How does it work?
What applications does it have?
What do we know about its potential use?

本期配套教案共2页:  1  2

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