英语-保护地球PPT课件
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Save the Earth
By XX
1
2
3
100 BC, the water without purification
In 1960s, water needed purification and subjected to five times
In 1990s, water needed purification and subjected to twenty times
Years later, the water will not be purified
4
TEARS WILL BE THE LAST DROP OF WATER
5
6
7
8
9
10
11
12
ห้องสมุดไป่ตู้
13
14
15
Michael called for human to protect nature and the earth
16
We have only one Earth Please protect and love he17r
18
By XX
1
2
3
100 BC, the water without purification
In 1960s, water needed purification and subjected to five times
In 1990s, water needed purification and subjected to twenty times
Years later, the water will not be purified
4
TEARS WILL BE THE LAST DROP OF WATER
5
6
7
8
9
10
11
12
ห้องสมุดไป่ตู้
13
14
15
Michael called for human to protect nature and the earth
16
We have only one Earth Please protect and love he17r
18