The Aswan Dam

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The Changjiang River

The Great Wall

The Pyramids

The Aswan Dam

Say something about the High Dam

Characteristic

When

completed

Country Size

The Aswan

High Dam

a biggest man-made project

1970 Egypt3,830m

980m

40m

Fill in the table:

Questions:1. Why was the High Dam built? ① control the waters of the Nile

② make electricity from the water

2. What were the bad results of building the High Dam?

① the water level of the lake was

going to rise by 63 metres.

③ many temples were covered by the waters.

② move 53,000 people from their villages

Questions:1. Why was the High Dam built? ① control the waters of the Nile

② make electricity from the water

2. What were the bad results of building the High Dam?

True or False:1.The River Nile used to flood

the Pyramids.

4. About 20-50% of the electricity which Egypt needs is made from coal.

3. Now the waters of the Nile can run regularly the whole year.

2. The Aswan Dam formed by itself.

F

F

T

F

5.Aswan Dam is the one of the three biggest man-made projects in the world.

7.Because of the dam, the water level of the lake was going to rise to 63 metres.

6.The base of the Aswan High Dam is wider than its top.

F

T

T

The High Dam(man-made project)

size why it was built

the bad results

3830m

980m

40m

two reasons

three ways

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Write a short passage about the Three Gorges Dam

Writing:

1. the biggest man-made projects2. The reasons for building: 1) floods 2) 50% of the electricity East China needs 3. The size of the Three Gorges Dams 175 metres high. 208 kilometres long4. Problems 1) As a result of... rise by 50-60 metres 2) move 330,000 people 3) places of interest in danger Example: birthplace of Quyuan

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