Mark the letter A,B,C,D to indicate the word whose underlined part is pronounced differently from that of the rest in each of the following question. 1.A. explored B. patented C. improved D. puzzled 2. A. failure B. injure C. nature D. pleasure Mark the letter A,B,C,D to indicate the word that differs from the other three in the position of primary stress in each of the following question 3.A. orphanage B. description C. inspector D. amendment 4. A. suppose B. enroll C. career D. purpose Mark the letter A,B,C,D to indicate the correct answer to each of the following questions 5. The new factory must be finished ........… as the profitability of the company depends on it A. on time B. in time C. at time D. for a time 6. He played an active …...... in politics until he was well over 80 A. scene B. jub C. position D. part 7. I did not really want to paly football on Saturday, but since there was no one else to take my place I could not really .....… it A. go over B. get out of C. turn down D. take off 8. He retired early ....… ill health A. on behalf of B. ahead of C. on account of D. in front of 9. I had no .......… that the unemployment rate was so high in this country A. knowledge B. idea C. question D. understanding 10. He …...... being given a receipt for the bill he had paid A. asked to B. demanded C. insisted on D. required 11. He was very upset by the …....... of his English examination A. result B. failure C. effect D. success 12. The noise of the traffic stopped me ......… to sleep A. falling B. starting C. coming D. going 13. The train will be leaving in 5 minutes so you .....… better hurry up A. had B. should C. will D. would 14. Not only …........ us light, but it also gives us heat A. the sun gives B. the sun has given C. has the sun given D. does the sun give