3. The weather forecast said it will be thirty _______ Celsius today. That’s hot!
4. At night you can see the_______ shining.

5. I can hear _________. Can you see any lightning?

6. It was very dark at the back of the _______.

7. The river is _________ quickly because of all the rain. I hope there won’t be a flood.

8. There is a lot of interesting __________in the forest.

9. We followed the __________ until we came to a river.

10. It’s freezing _________ today, so wear your warmest clothes.

Task 3. Choose the correct options to complete the sentences.

1. A bird had built a nest on the branches / roots of the tree.

2. More and more people are choosing solar / sustainable energy to heat their homes.

3. In the jungle, the explorers saw the falls / waves and stopped to get some drinking water.

4. At home, you should sort your leaves / rubbish into glass, aluminium and paper.

5. The sun went down / out at around 8 p.m. and soon the sky was dark.

6. In the woods, there was a lovely clearing / pond where we sat to have a picnic.

7. Water is made up with / of hydrogen and oxygen.

8. Air and water pollution are damaging / disturbing the environment.

9. We were still swimming when the tide came in / up and made our towels wet.

10. At my supermarket, there’s a section with organic / reusable food.

Task 4. Complete the sentences with the correct forms of the word in capitals.

1. Humans are responsible for the ______ of the planet. DESTROY

2. The ______ of the wildfire had lost their homes and were all in shock. SURVIVE

3. The accident should not have happened – it was completely ______. AVOID

4. Did you know that the sun is ______ to your skin and can cause cancer? HARM

5. What is the ______ of the water in the middle of the river? DEEP

6. K2, the world’s second tallest mountain, has a ______ of 8,611 metres. HIGH

7. They ignored all the ______ about the dangerous current and nearly drowned. WARN

8. They’re going to ______ this road as it’s too narrow. WIDE

ANSWER KEY

Task 1.

1. d 2. c 3. a 4. g

5. b 6. f 7. e

Task 2.

1. icy 2. sky 3. degree 4. stars 5. thunders

6. cave 7. rising 8. wildlife 9. path 10. cold

Task 3.

1. branches 2. solar 3. falls 4. rubbish 5. down

6. clearing 7. of 8. damaging 9. in 10. organic

Task 4.

1. destruction 2. survivors 3. avoidable 4. harmful

5. depth 6. height 7. warnings 8. widen

WORDLIST

Bài Tập Bổ Trợ Anh 9 Global Unit 7 Natural Wonders Of The World Có Đáp Án Và File Nghe