C) testified D) conformed
47. Many ecologists believe that lots of major species in the world are on the________ of extinction.
A) fringe
B) margin
C) border
D) verge
48. A number of students ________ in flats, and others live in the nearby holiday resorts, where there is a reasonable supply of competitively priced accommodation.
A) reside
B) revive
C) gather
D) inhabit
49. The doctors ________ the newly approved drug into the patient when he was critically ill.
A) projected
B) injected
C) ejected
D) subjected
50. My grandfather, a retired worker, often ________ the past with a feeling of longing and respect.
A) contrives
B) considers
C) contacts
D) contemplates
51. This is a long ________ - roughly 13 miles down a beautiful valley to the little church below.
A) terrain
B) tumble
C) descent
D) degeneration
52. The microscope and telescope, with their capacity to enlarge, isolate and probe, demonstrate how details can be ________ and separated from the whole.
A) magnified
B) radiated
C) prolonged
D) extended
53. They couldn't see a ________ of hope that they would be saved by a passing ship.
A) slice
B) span
C) gleam
D) grain
54. Any salesperson who sells more than the weekly ________ will receive a bonus.
A) portion
B) quota
C) ratio
D) allocation
55. ________ efforts are needed in order to finish important but unpleasant tasks.
A) Perpetual
B) Persistent
C) Consecutive
D) Condensed
56. Some scientists are dubious of the claim that organisms ________ with age as an inevitable outcome of living.
A) degrade
B) default
C) depress
D) deteriorate
57. It took a lot of imagination to come up with such a(n) ________ plan.
A) ingenious
B) vigorous
C) inherent
D) exotic
58. Many manufacturers were accused of concentrating too heavily on cost reduction, often at the ________ of the quality of their products.
A) expansion
B) expectation
C) expense
D) exposure
59. He could not ________ ignorance as his excuse; he should have known what was happening in
his department.
A) plead
B) resort
C) petition
D) reproach
60. Nothing Helen says is ever ________. She always thinks carefully before she speaks.
A) simultaneous
B) spontaneous
C) rigorous
D) homogenous
61. Medical students are advised that the wearing of a white coat ________ the acceptance of a professional code of conduct expected of the medical profession.
A) simulates
B) supplements
C) swears
D) signifies
62. He bought his house on the________ plan, paying a certain amount of money each month.
A) premium
B) installment
C) division
D) fluctuation
63. She was deeply ________ by the amount of criticism her play received.
A) frustrated
B) deported
C) involved
D) deprived
64. Most mathematicians trust their ________ in solving problems and readily admit they would not be able to function without it.
A) conception C) cognition
B) perception D) intuition
65. He still ________ the memory of his carefree childhood spent in that small wooden house of his grandparents'.
A) scans
B) fancies
C) cherishes
D) nourishes
66. One of the attractive features of the course was the way the practical work had been ________ with the theoretical aspects of the subject.
A) integrated
B) embedded
C) embraced
D) synthesized
67. Lighting can be used not only to create an atmosphere, but also to ________ features of the house, such as ornaments or pictures.
a) activate b) highlight
c) upgrade d) underline
61. Apart from philosophical and legal reasons for respecting patients' wishes, there are several practical reasons why doctors should ________ to involve patients in their own medical care decisions.
A) enforce C) endeavor
b) enhance d) endow
69. Encouraged by their culture to voice their opinions freely, the Canadians are not afraid to go against the group ________, and will argue their viewpoints enthusiastically, though rarely agGREssively.