Listen and choose the words you hear.

1. clash / plash

2. cleat / pleat

Listen and choose the words you hear.

1. green / preen

2. great / prate

Fill in the blanks with the words and phrases to match their meanings.

1. : devices, such as fridges or TVs, used in people's homes

2. : power used for driving machines, providing heat and light, etc.

3. : the amount of carbon dioxide (CO2) produced by the activities of a person or an organisation

4. : rubbish lying in an open or public place

5. : causing no harm to the environment

Complete the sentences using the words and phrases in the box.

1. car models always attract great attention at exhibitions.

2. Remember to turn off your when they are not used.

3. Small changes in your daily habits can help reduce the you produce.

4. One of the most important sources of is the sun.

5. Students are reminded to pick up that they see on the ground.