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different ages. A. with B. for C. to D. in 69. The next generation of robots will have a sense of _____. A. feel B. touch C. contact D. grasp 70. Scientists believe that you usually _____ to one idea at a time. A. attend B. tend C. pretend D. extend 71. from a systems point of _____, problems have multiple causes. A. sight B. idea C. perspective D. view 72. To these now familiar facts a number of further facts may be _____, some of them only recently recognized. A. shown B. proposed C. derived D. added 73. He argues that euthanasia doesn‘t take into _____ that there are ways of caring for the dying. A. opinion B. thought C. mind D. account 74. Twothirds of the nation‘s voters still identify themselves _____ Democrats of Republicans. A. for B. as C. by D. over we have a focused subject, we should not talk _____. A. at once B. at hand C. at intervals D. at random 76. It would be better to make a decision now, ______ leave it until next week. A. other than B. rather than C. less than D. more than 77. We‘ll inform you as soon as tickets bee ______. A. valuable B. capable C. acceptable D. available 78. The foreign pany has been______ running this factory for decades. A. enormously B. effectively C. infinitely D. extremely 79. The two sisters are _____ in many ways, not only in appearance but also in temperament. A. like B. likely