答案为D.一号地铁在最后一趟火车离开之前已经离开了,我们才到达车站.
原句应为The No.1 subway had been gone before the last train left.因为要作非谓语,省掉had been,留下gone.
be gone 有离开了,不见了的意思.
答案为D.一号地铁在最后一趟火车离开之前已经离开了,我们才到达车站.
原句应为The No.1 subway had been gone before the last train left.因为要作非谓语,省掉had been,留下gone.
be gone 有离开了,不见了的意思.