单选题 By the time you get there tomorrow, they ______ for Beijing.
  • A) will have left
  • B) are leaving
  • C) will leave
  • D) are to leave


【正确答案】 A
【答案解析】[解析] 本题测试的是动词时态的用法。by the time 引导的从句中有将来时间状语 tomorrow，其主句应用将来完成时。