27. Apparently threaten by several crimes in his neighboring area, John hired two more watchmen.
(A) threaten
(B) crimes in his neighboring area
(C)hired
(D) watchmen

23. The experiment proved to Mary and I that serious attention to details produced good results.(A) proved(B) Mary and I(C)attention to(D)produced

24. Many industrial workers in the post-war years won improved job security, excellent fringe benefits, and higher paid.(A) Many industrial workers(B)post-war years(C)improved(D)higher paid

25. About one-fifth of all the energy used in the United States it is changed into electric power.(A)About(B)all the energy(C)it is(D)electric powe

26. For many years, prison inmates have protested such conditions as contaminated food, a brutalizing environment, and conditions are unsanitary.(A)many years(B)have protested(C)conditions(D)conditions are unsanitary

28. Despite of all the snow in the valley, the cabin remained warm.(A) Despite of(B) in the valley(C) remained(D)warm

29. The committee for local development asked that the highway is built alongside the railway.(A) for local development(B)asked(C)is built(D)alongside

30. Symptoms of Internet addiction includes a constant desire to get online, and feelings of restlessness or irritability when not online.(A)Symptoms of Internet addiction(B)includes a constant desire(C) get online(D) feelings of restlessness or irritability

31. A test is valid if it measures what it is intended to measure. A test is reliable if it is consistent. Therefore, a test may be consistent even though it does not measure what it is intended to measure.The writer's primary purpose in this passage is to(A) contribute to recent research in testing validity and reliability.(B) question whether we should use the terms valid and reliable to describe tests.(C) insist that all tests must be both valid and reliable.(D) explain the difference between validity and reliability.

32. Forty years ago, most TV programs were shown in black and white. These days, the brightly colored clothes that most of us wear signal that the medium has changed.The writer implies which of the following in the above passage?(A) Forty years ago, people wore only black and white clothes.(B) Most people no longer will tolerate black and white TV.(C) There is only a slight relationship between our self-image and the images we see on TV.(D) Color TV is significantly responsible for our preference for brightly colored clothes.

33. A boy who steals pens is conforming quite often to the norms of his peer group but not to the norms of the adult community that sets the laws. However, when he grows up and enters the adult community, he will conform to adult laws.Which of the following is an unstated assumption by the writer of these two sentences?(A) Unlawful behavior is practiced only by youths.(B) Adults do not need to steal pens.(C) Conformity becomes irrelevant when one grows up.(D) Adults should not be trusted with establishing laws.