题目

—When do you ______？—______ Monday, Wednesday and Friday.A. have math；On B. have a math；AtC. have math；At D. have a math；On 答案：【答案】A【解析】句意：-你什么时间上数学课？--在周一、周三和周五。短语have math上数学课；故排除BD;在周几用介词on，故排除BC。故选A。判断对错 用24时计时法计时，12时是早晨0时． (　　)