【評論主題】30 .______ understanding is important in this business relationship.(A) Digestible(B) Mutual(C) Sati

【評論內容】mutual 相互的，彼此的

【評論主題】57. Father will forgive you ________ you say sorry to him.(A) as well as (B)so that (C) but also (D)

【評論內容】as long as 只要