Firms that use computers have found that the number of staff______ is neeced for

游客2025-05-04  0

问题 Firms that use computers have found that the number of staff______ is neeced for quality control can be substantially reduced.

选项 A、whose
B、as
C、what
D、that

答案 D

解析 此句中,found后的that:引导的是宾语从句,从句中的“is needed for quality control”解释说明了“staff”,所以应为同位语从句,而引导词只能是that。故答案为D。
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