PRACTICE EXERCISES Ex1. Circle the letter A, B, C or D to indicate the word whose underlined part differs from the other three in pronunciation in each of the following sentence 1. A. coal B. carbon C. country D. cycle 2. A. stopped B. phoned C. showed D. opened 3. A. weather B. who C. winner D. week 4. A. gather B. energy C. group D. biogas 5. A. pollute B. nuclear C. fuel D. consume Ex2. Circle the letter A, B, C or D to indicate the word whose underlined part differs from the other three in the position of primary stress in each of the following questions. 1. A. worry B. suggest C. finish D. realize 2. A. character B. audience C. invention D. comedy 3. A. buffalo B. violence C. passenger D. tomorrow 4. A. equipment B. effective C. difficult D. pollution 5. A. advantage B. encourage C. exhausted D. universe Ex3. Circle the letter A, B, C or D to indicate the correct answer to each of the following questions 1. These toys belong to my brother. These toys are_______. A. him B. her C. his D. he 2. _________long hair when you were a teenager? A. Used you to have B. Did you used to have C. Did you use to have D. Are you used to having 3. Vin Diesel _________ in many action films, including The Fast and Furious series. A. starred B. made C. produced D. directed 4. Disable people are able to drive___________. A. underwater trains B. airplanes C. driverless cars D. flying cars 5. ___________the film was gripping, Harry slept from beginning to end. A. However B. Although C. In spite of D. Despite 6. Some new energy-saving bulbs__________ in the dining room. A. will put B. will be putting C. will be put D. will being put 7. A friend of__________ is coming to stay with me next month. A. I B. my C. me D. mine 8. Natural gas is limited and it is harmful _________ the environment A. for B. in C. with D. to 9. With a solar PV system, solar panels _________ sunlight right into electricity. A.create B. generate C. provide D. convert 10. Mumbai is land of some of the world's richest people. _________, it is also home to the worlds poorest. A. Although B. Therefore C. However D. Despite 11. Driverless cars have already __________ , and they look so cool. A. gone B. travelled C. exist D. existed 12. What should we do to ___________ our electric bills? A. fall B. cut off C. drop D. reduce 13. Driverless cars have already _________, and they look so cool. A. gone B. travelled C. exist D. existed 14. Nuclear power __________ in the future. A. will replace B. replaced C. will be replaced D. replaces 15. At this time next week, we __________ a test on sources of energy. A. will take B. take C. will be taking D. are taking 16. Dont eat that type of fish, you may have a/an __________ A. energy B. sick C. sore D. allergy 17. What __________ do I need to cook an omelet? A. menu B. food C. material D. ingredients 18. A lot of flowers __________ in Da Lat throughout the year. A. grow B. grew C. are grown D. grown 19. __________ bottles of milk does your family need for a week? A. How B. How many C. How much D. How old 20. Eating a lot of junk food may lead to your __________. A. fitness B. obesity C. pain D. stomachache