I. Find the word which has different sound in the part underlined 1. A. stream B. team C. meant D. feat 2. A. lit B. sight C. fine D. mine 3. A. switch B. church C. headache D. chain 4. A. fume B. dumb C. run D. lunch 5. A. pattern B. psychology C. pollution D. people II. Find the word which has different stress from each other. 6. A. routine B. arrive C. morning D. prefer 7. A. dinner B. harron C. neighbor D. correct 8. A. alarm B. discuss C. friendly D. begin 9. A. morning B. repair C. happy D. pupil 10. A. buffalo B. exactly C. tobacco D. continue III. Choose the best answer 11. If we use water ________, more people will have clean water. A. care B. carefully C. careless D. carelessly 12. The leaves of these trees are ________to cattle. A. poisoner B. poisony C. poisoning D. poisonous 13. We watched _________pictures of the police raid on TV. A. drama B. dramatically C. dramatic D. drammatic 14. The lakes has been _________with toxic waste from some local factories. pollute B. pollution C. pollutes D. polluted 15. Many people have received ________treatment. A. medicine B. medic C. medical D. medically