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Circle the words with the underlined parts pronounced differently from the others. 1. A. wants B. helps C. plays D. looks 2. A. transport B. power C. report D. short 3. A. listened B. enjoyed C. decided D. played 4. A. many B. carbon C. large D. hard 5. A. blood B. spoon C. noon D. tool Choose a word in each line that has different stress pattern. 6. A. development B. satisfaction C. population D. education 7. A. interfere B. convenient C. referee D. cigarette 8. A. attraction B. humorous C. acquaintance D. unselfish 9. A. changeable B. dioxide C. countryside D. natural 10. A. important B. plentiful C. familiar D. convenience VOCABULARY AND GRAMMAR Choose the best one (A, B, C or D) to complete the sentence or replace the underlined word. 11. Nuclear energy is ………………. , but it is dangerous. A. renewable B. non-renewable C. natural resource D. fossil fuel 12. Fossil fuels are very common in our society but they ………….the environment. A. waste B. pollute C. renew D. provide 13. All the houses in our village will be ……………………. by solar energy. A. frozen B. widened C. heated D. heightened 14. Several governments try to ………….the use of fossil fuels. A. waste B. save C. reduce D. increase 15. At this time next week, we ………..a wind turbine in our garden. A. will installed B. will be installing C. install D. installed 16. Low energy light bulbs should be used to ……………. electricity. A. convert B. save C. spend D. buy 17. It is a good idea to use ………when travelling Jong distances. A. private cars B. public transport C. cars D. taxis 18. "Why is it called a …………..source?" - "Because it can be replaced easily and quickly" A. renewable B. non-renewable C. effective D. specific 19. We must ………………………..the amount of water our family use every day A. lessen B. narrow C. lower D. reduce 20. Wave energy is a source of …………..energy. A. environmental friendly B. environmentally friendliness C. environment friendly D. environmentally friendly 21. Alternative sources of energy ………….developed in the near future. A. has been B. will be C. is D. was 22. She …………..cooking in the kitchen at 7 PM tomorrow. A. will B. is C. will be D. be 23. Some new energy-saving bulbs ……………. in the dining room A. will be put B. will put be C. will put D. will be putting 24. What should you do to……………..electricity? A. take B. save C. cut D. waste 25. The wind, the sun, and the wave are some types of …………….sources of energy. A. cheap B. costly C. changeable D. alterna