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外研2003课标版《Listening and vocabulary》PPT课件优质课下载
3.history:
12,000 km2
14,000,000
3000years
twelve thousand square kilometers
forteen million
three thousand years
Activity 1 Listen and find the numbers
4. (a)Two-thirds of the earth’s surface is water.
(b) 50% of the earth’s surface is water.
5. (a) The distance of the sun from the earth is 25,500kilometres.
(b) The distance of the sun from the earth is 150,500,500 kilometres.
6. (a) The earth is 4.6 million years old.
(b) The earth is 4.6 billion years old.
7. (a) The earth is twice as large as the moon.
(b) The earth is forty-nine times larger than the moon.
A quiz about nature
Activity 1 Listen and find the numbers
Press and Listen
We’re going to learn
1. large numbers(e.g. 150,500,500)
2. fractions (e.g. 2/3)
3. decimals (e.g. 4.6)
We write
We say