By ensuring the highest methods of quality control, Steven Gregg, the company president, expressed his full ______to serving the

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问题 By ensuring the highest methods of quality control, Steven Gregg, the company president, expressed his full ______to serving the best interests of the company’s customers.

选项 A、assessment
B、reference
C、selection
D、commitment

答案D

解析 词汇:名词1.这是一道词汇题,选项均为名词。2. commitment与空格后介词to相搭配,意为“努力、献身”,(D)为正确选项。
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