d. When it is → d 23. Michael Faraday made a great discovery that electricity can be made to flow in a coil of wire. a. when he found b. to find c. was found d. he found → a 24. You so much; we still have plenty of food. a. don't have to buy b. needn't buy c. needn't have bought d. shouldn't buy → c 25. Solid-fuel engines are simpler than liquid-fuel engines, have important uses. a. both of them b. so both c. both however d. but both →d 26. My wife and I to Portugal last winter to see what that was like. a. had been b. have been c. went d. will go → c 27. The city’s transport system, which is extremely old, prove difficult to modernize. a. it might b. and might c. might d. that might → c 28. I don't understand why the students didn't keep silent while the speech a. has been made b. was made c. would be made d. was being made → d 29. Near the White House is another famous landmark the Washington Monument. a. is which b. which call c. called d. it is called → c 30. Can you get the teacher us less homework? a. give b. giving c. to give d. her giving → c 31. He was unable to mend the cup and saucer. a. wash b. repair c. decorate d. mold → b 32. "Why have you decided to apply for another job?" "I'm tired as an accountant." a. for work b. to work c. of working d. about working → c 33. That matter is so confidential that it must not be discussed outside this office. a. important b. secret c. interesting d. alarming → b 34. "How did the prisoner escape?" "By attacking the gaoler and someone's car." a. steal b. to steal c. from stealing d. stealing → d 35. The child has been relatively silent most of this evening. a. sadly b. strangely c. remarkably d. comparatively → d 36. My parents sent me to the U.S.A I could study computer there. a. in order to b. so as to c. so that d. so as that → c 37. If you have time, drop me a line now and then while you are abroad. a. visit b. send a postcard c. write briefly d. telephone → c 38. "Paul is a very excellent student." "He's good that he has won the scholarship many times." a. definite b. definitely c. so d. so much → c 39. The Browns have decided to buy a new house in the country. a. in the nation b. in a rural area c. in a large city d. in a nearby country → b 40. I think he's coming but I'm not quite sure it. a. to b. for c. in d. of → d 41. John soon learned that his time in the 100-metre race had been quite an accomplishment. a. a cancellation b. a complication c. an achievement d. an accompaniment → c 42. I can't ride my bicycle my tires are flat. a. despite