Unit 2. Humans and the Environment

Read the following sentences aloud and underline the words with the consonant blends /kl/, /pl/, /gr/ or /pr/. 1. Avoiding travel by plane can greatly reduce your carbon footprint. 2. Plastic bags can be used as containers for growing plants. 3. Group 1 is cleaning the playground while group 2 is cutting the grass. 4. More and more people choose to live green as a way to protect our environment. 5. Our Go Green Club will organise a clean-up event this weekend.

1. Complete the crossword. What is the mystery word? 2. Complete the following sentences with the words / phrases from the box. 3. Choose the correct word to complete each sentence.

1. Complete the sentences with the correct form of will or be going to. 2. There is a mistake in each sentence. Find and correct it. 3. Choose the best answers to complete the sentences.

1. Read the text and do the tasks that follow. A. Match the highlighted words in the text to the meanings below. B. Choose the best answers. 2. Read the text and choose the best answers. The most obvious advantage of living green is that it helps reduce environmental pollution. This is done by practising the 3Rs. The first R means choosing products very carefully to reduce waste as much as possible.

1. Complete the conversations by circling the best answers. Then practise reading them. 2. Talk about things you should do to make the environment better. You may use the suggested ideas in the box. You can start the talk with the sentence below.

1. Use the verbs in their correct forms and add some words where necessary to make meaningful sentences. 2. Rewrite the following sentences using the passive voice. 3. Write a paragraph (120 – 150 words) about ways to reduce your carbon footprint. You can use the ideas in 1 to help you.