VIII. Fill in the blanks with the correct form of a suitabl install use put keep pay check 1. Last year, we 2. The electrician 3. Our teacher 4. 5. 6. What will used a lot of money on heating because it was very cold. low energy light bulbs in the classrooms at the moment. a video on types of renewable energy sources yesterday. cracks in the pipes in the bathroom now? the electricity bill last week? carbon footprint? the plumber your father do you 7. We will walk to school 8. My uncle 9. We 10. People in developing countries show take fit and protect the environment. new glass in the windows to stop heat escaping tomorrow. a test on sources of energy at present. red spend energy from the Sun, the wind, and the water these days.