I. Choose the word whose underlined part is pronounced differently from that of the others: 1. A. which B. who C. where D. why 2. A. bulb B. plumber C. consumer D. luxury 3. A. account B. cloudy C. household D. resourceII. Choose the word whose main stress is placed differently from that of the others: 4. A. nuclear B. suggest C. solar D. solid5. A. faucet B. pollute C. respond D. relaxIII. Choose the best answer to complete each following setence:6. She is very tired;....., she has to finish her homework. A. moreover B. so C. and D. however7. Is he an actor..... a singer? - An actor. A. and B. or C. with D. so8. He was tired,..... he took a rest before continuing the work. A. so B. and C. but D. if9. She forgot..... off the gas stove before going out. A. turn B. turning C. to turn D. turned10. I suggest..... money for the poor...