单选题 — Did a letter come for me?
— Yes, ______ came for you this afternoon.
  • A.that
  • B.it
  • C.one
  • D.the letter
【正确答案】 C
【答案解析】[解析] 指代单数名词时，one泛指同类异物；that特指同类异物；it指同一个人或物。