12 To ensure consistently high quality in its merchandise, the chain of retail stores became involved in every aspect of their suppliers’ operations, dictating not only the number of stitches and the width of the hem in every garment as well as the profit margins of those suppliers. (A) their suppliers’ operations, dictating not only the number of stitches and the width of the hem in every garment as well as (B) its suppliers’ operations, dictating not only the number of stitches and the width of the hem in every garment as well as (C) their suppliers’ operations, dictating not only the number of stitches and the width of the hem in every garment but also (D) its suppliers’ operations, dictating not only the number of stitches and the width of the hem in every garment but also(D) (E) their suppliers’ operations, dictating the number of stitches, the width of the hem in every garment, and 这里到底是复数还是单数?怎么回事呢?its merchandise和后面的their suppliers'。。。就不一致啊? |