3. Now government has taken measures to make everyone buy a young tree with 5 yuan.

4. Five yuan is too little you can give more money to plant more trees.

5. Planting more trees reduces soil erosion and makes soil fertile.

Answers: 1. F 2.F 3.NI 4.F 5.T

Ⅲ Listening

main idea of each paragraph

Para1 . The removal of sand is the main cause of Yellow River erosion

Para2. It is a massive job to control Yellow River erosion.

Para3 . Everybody plays an important role in stopping Yellow River erosion.

Para4 A success of a tree-planting programme in Inner Mongolia.

Para5 You can use 5 yuan to buy a tree and create a green future.

Ⅳ Read aloud and answer the questions

1. Which river is being talked about in the text?

2. What's the problem with the Yellow River?

3. In which area has soil erosion almost destroyed farming land?

4. Is it a massive job to control Yellow River erosion?

5. Who has the most important role to play in stopping Yellow River erosion? The government, international organizations or every one of us?

6. Which example is given to show that 5 yuan can help to rebuild a local economy?

Answers: 1. the Yellow River 2. soil erosion 3. Fugu County in Shanxi Province 4.Yes 5. every one of us 6. Jiuchengong Valley

ⅤSpeaking

Voice your opinion

Talk about the local environment you live in . What can you and your friends do to improve it?

Ⅵ Do the exercise Vocabulary Practice

Ⅶ Grammar

To practise using the Infinitives

Ⅷ Homework

Do you have a plan for the use of your pocket money? Write about what you do with the money.