7.Developing countries should adopt labour-intensive technologies to ____ their comparative advantage of abundant labour.
A.use

B.exploit

C.employ

D.explore

8.The sudden demise of Britain's oldest investment bank ____ global markets.
A.vibrated

B.swung

C.trembled

D.jolted

9.The tests show the earlier in life a person hears a sound the longer it is ____.
A.retained

B.preserved

C.remained

D.reserved

10.The researchers test college students ____ to foreign speech before their second birthday but not since.
A.disclosed

B.exposed

C.exhibited

D.revealed

11.The government has provided the capital library with heavy ____ to keep it one of the largest in the worlD.
A.subscriptions

B.tips

C.subsidies

D.bonuses

12.The doctor took his temperature,it was two degrees above ____.
A.ordinary

B.average

C.regular

D.normal

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答案：B D A B C D
7. exploit开发，利用 explore调查，研究
8. vibrated使振动 swung摆动，转变 trembled发抖，担忧 jolted使慌乱，震惊
9. retained保留，保持 preserved保护，保存 remained剩下，仍是 reserved储备，预定
10. disclosed泄露，揭发 revealed展现，揭示
11.subscription署名，订购，捐助 subsidies特殊津贴，财政援助 bonuses奖金，红利

考试大编辑整理