The brain drain of experts away from developing countries will greatly influence

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问题 The brain drain of experts away from developing countries will greatly influence these countries’ development of ______industry.

选项 A、complicated
B、sophisticated
C、primitive
D、collective

答案 B

解析形容词词义辨析。根据句中The brain drain of experts信息，判定选项中，只有sophisticated(精密的；高端的)符合题意，sophisticated industry意为“尖端工业”。故答案为B。

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