A new system of quality control was brought in to overcome the defects in the firm’s products.

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问题 A new system of quality control was brought in to overcome the defects in the firm’s products.

选项 A、invested
B、introduced
C、installed
D、insisted

答案B

解析该句含义是“一种新的质量控制系统将被引进以克服公司产品出现的缺陷”。借助画线短语核心词(bring)的基本含义“带来/引起”，判断B(引进)是答案。invest：(常与in连用)投入资金、精力、时间等。insist：(常与on，that连用)主张；坚持，坚持要求。

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职称英语综合类B级

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