单选题 — Look! That man looks like Mr. Brown.
— It______ be him, for he ______ America.
  • A. can't; has gone to
  • B. can't; has been to
  • C. mustn't; has been to
【正确答案】 A
【答案解析】[解析] can't这里表示推断，“不可能”。