31.—Can you tell me what time the flight to Detroit leaves? —I'm sorry, but it ______.A.has bee

题目简介

31.—Can you tell me what time the flight to Detroit leaves? —I'm sorry, but it ______.A.has bee

题目详情


31.—Can you tell me what time the flight to Detroit leaves?
—I'm sorry, but it ______.
A.has been canceledB.had been canceled
C.has canceledD.had canceled
题型:单选题难度:偏易来源:不详

答案

A

更多内容推荐