1: Was waiting
=>Waiting
2: Saw
=>Seeing
3: were planting
=>planting
Work in pairs. Make sentences, using present participle and past participle clauses.
Example:
Learning about the impact of global warming, we decided to save more energy.
Encouraged by our teacher, we started some environment projects.
Underline the stressed words in the sentences. Listen and check. Then practise saying the sentences with a natural rhythm.
1. The village was completely destroyed by floods.
2. Some gases are released into the air through human activities.
3. Has the earth’s temperature increased in the past few years?
4. Some environmental disasters wil become more frequent.
Rewrite these sentences using past participle clauses.
Example: We were given enough information about the causes of global warming, so we started our report.
→ Given enough information about the causes of global warming, we started our report.
1. If farm animals are not kept cool in hot weather, they can suffer from heat stress.
→ ______________ , farm animals can suffer from heat stress.
2. Some farmers were worried about the consequences of deforestation, so they stopped burning trees to create farmland.
→ _______________, some farmers stopped burning trees to create farmland.
3. If carbon dioxide is produced in huge amounts, it causes air pollution and climate change.
→ _______________, carbon dioxide causes air pollution and climate change.
Complete the sentences using the correct forms of the words in 1.
1. Wind and sunlight are examples of ___________ sources of energy.
2. The world produces more than two billion tonnes of solid __________ every year.
3. Governments need to limit the amount of greenhouse gases that is ____________ into the air.
4. Her grandpa is now suffering from ill health after many years of working in the _____________ industry.
5. The burning of ____________ like coal and gas has led to an increase in the amount of CO2 in the atmosphere.
Listen and repeat. Pay attention to the sentence stress and rhythm.
1. The planet is getting hotter and hotter.
2. We talked about the causes of flooding.
3. Burning coal is bad for our health.
4. Why is farming a big source of greenhouse gases?
Match the words with their meanings.
1. coal (n)
| a. that can be replaced naturally without being used up |
2. fossil fuel (n)
| b. materials that are not needed and are thrown away |
3. release (v)
| c. a substance that was formed millions of years ago from dead animals or plants |
4. renewable (adj)
| d. to let a substance flow out |
5. waste (n)
| e. a black rock that is found under the ground and is burnt to produce heat. |
