Read and complete the sentences. put the verbs in brackets into the correct tense form. 1. if people … (to be) more informed about energy-saving technologies, they … (to pay) less for their houses. 2. people … (not / to face) the problem of water shortages if they … (not / to pollute) rivers and lakes. 3. if we … (to launch) an environmental project in our school, we … (to draw) students’ attention to ecological problems. 4. you … (to trade) items of all kinds with others in your community if you … (to want) to be environmentally friendly. 5. you … (to save) electricity if you … (to use) fluorescent bulbs in your flat. 6. if there … (not / to be) the greenhouse emissions, we … (not / to have) climate changes.

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