Choose the best answer 1. Raw (material / ingredient / poison / sewage) is pumped into the sea, from where it pollutes our beaches. 2. You will lose your job (unless / if / but / for) you go to work late again 3. If we go on throwing garbage carelessly, the environment will be ( polluted / polluting / pollute / pollution) 4. Don't drink that water. It's (damaged / dumped / injured / contaminated) 5. All our English teachers are (native / original / foreign / origin) speaker 6. If you (are / have been / had been / were) the president, what would you do to help the environment? 7. Choose the word which has a different stress pattern from the others (survivor / property / resident / government) 8. People who cannot hear or speak communicate using (pictures / sounds / codes / signs) 9. PRONUNCIATION: ( planet / plane / space / strange) /Âm a/ 10. He intends (stay / staying / to stay / stays) there for at least three days