介词 at 表时间 — 英语选择题
题目
看作息记录：I get up at six o’clock. I have lunch at twelve o’clock. I go home at four o’clock. 哪句话正确？A. I get up in six o’clock. B. I have lunch at twelve o’clock. C. I go home on four o’clock. D. I have lunch in twelve o’clock.