27. C) They pooled their efforts to help solve it.
28. B) unthinkable
29. A) To see if there was a deliberate cover-up of the problem.
30. D) keep people properly informed of the crisis.
31. A) the benefits of manageable stress
32. B)stay away from
33.C) doing challenging work may be good for one's health
34. B) the outcome was beyond their control
35. C) short bursts of stress hormones enhance memory function
36. D) the child may feel that he owes her an apology
37. B) I'm aware you're upset, but I'm not to blame
38. C)it is vague and ineffective
39. B) their ages should be taken into account
40. D) not as simple as it seems
41. C)fate 42 B) delivery 43 A) enthusiasm 44B) witnesses 45 A) unstable 46D) take on 47 A) see to 48 D ) Nevertheless 49 C )loan 50.D ) locate 51 A) excuse 52 C) targets 53 D) source 54 B ) dim 55 D ) flexible 56 B) get over 57 A ) In view of 58 C) transferred 59 D ) insert 60 B) decorated 61 C) torn down 62 B) at intervals 63 C ) deposit 64 D) keen 65 B) Extensive 66 C) not to speak of 67 A)involve 68 B)may 69 D) concerned about 70 D) anniversary
71 A ) called 72 A) accident 73 D) often 74 A) confronted 75 B) to 76 C) when 77 D) published 78 C) with 79 B) average 80 D) serious 81 C) But 82 A ) require 83 A ) include 84 D) stressful 85 B ) what 86 C) easily 87 B) may 88 D) Another 89 A ) Whatever 90 C) least