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新世纪版英语七年级下册《Unit One Science in English Lesson 3 A Knowledge Quiz》多媒体精品ppt课件
Option 3
Tuning In
Astronomy
(天文学)
Tuning in
7A Unit Four Lesson Three
Option 1
flash
Let’s Talk
What are these?
the sun
the earth
the moon
Option 2
Tuning in
7A Unit Four Lesson Three
have a good knowledge of
熟悉
Talk about our Earth
How much of the Earth’s surface is land? Is it about one-third or two-thirds?
Are deserts in the sea or on the land?
One-third.
On the land.
[s?:f?s]表面
[l?nd]陆地