单选题 Any customer complaints received by email should be forwarded ______ to Mr. Williams and no one else in the customer service department.
  • (A) solely
  • (B) mainly
  • (C) nearly
  • (D) closely


【正确答案】 A
【答案解析】[词汇] solely唯一地
[错误答案] (B)主要地(C)几乎(D)紧密地