I. Choose the word whose underlined part pronounced differently from that of the others. 1 a. environment b. birthday c. white d. stripe 2 a. copy b. novel c. pop d. come 3 a. wanted b. needed c. attended d. worked 4 a. carved b. called c. included d. arrived 5 a. center b. century c. ancient d. rice II. Choose the word whose main stress pattern is not the same as that of the others. 6 a. unkind b. kindness c. impure d. machine 7 a. imbalance b. unable c. unhealthy d. impolite 8 a. unexplored b. unforeseen c. untidy d. immature 9 a. impossible b. unnatural c. unrelated d. unbearable 10 a. unlimited b. undeveloped c. unsuccessful d. unaffected III. Choose the word or phrase (a, b, c or d) that best fits the blank space in each sentence. 11 Australia is home to ..................... animals like kangaroos and koalas. a. only b. rare c. unique d. precious 12 If you were the president, what ..................... you do to help the environment? a. will b. did c. would d. do 13 The Maori in New Zealand greet each other by ........................ their noses. a. touching b. punching c. blowing d. rubbing 14 The village’s drinking water ........................ with poisonous chemicals since the factory came into operation. a. contaminates b. is contaminated c. has contaminated d. has been contaminated 15 I believe that our new manager has the ............ to work well in this business environment. a. inflexible b. flexibly c. flexibility d. flexible 16 If the factory .................. dumping poison into the lake, all the fish and other aquatic animals will die. a. continues b. continued c. will continue d. continue 17 Little Pascal .................. a mechanical calculator which could do additions or subtractions very quickly. a. discovered b. found c. found out d. invented 18 Many people believe that robots have made workers jobless .................. that is not necessarily true. a. but b. and c. so d. or 19 Recent ............... developments have made robots more user-friendly and intelligent. a. science b. scientist c. scientific d. scientifically 20 Teenagers spend most of their time playing computer games, ............... they lost their interests in daily activities. a. moreover b. so c. however d. as a result 21 Science and technology have .................. the life safe, secure and comfortable. a. transformed b. made c. done d. changed 22 The teacher .................... me that I had better devote more time to science subjects such as physics, chemistry, and biology. a. said b. talked c. spoke d. told 23 Science is used in all corners of the world for the .................... of people. a. interest b. need c. profits d. benefit 24 If you .................... something, you should patent it as quickly as possible. a. invented b. will invent c. invent d. are inventing 25 Sciences and technology have enormous ............................ on economic development. a. affects b. effects c. affect d. effect