第2题: [单项选择]Given _______ time with other things remaining unchanged, prices and wages would eventually be adjusted and full employment may be restored. A. effective B. efficient C. sufficient D. potential 参考答案:C 答案解析:[解析] 语义连贯题。所填词能修饰time,sufficient“足够的”,符合句意,所以[C]为答案。[A]effective”有效的,产生预期结果的”;[B]efficient“(尤指工具,机器,