We will leave for Thailand _4:00 tomorrow afternoon.A.in B.to C.on D.at

问题描述:

We will leave for Thailand _4:00 tomorrow afternoon.A.in B.to C.on D.at

选D 具体到具体的某天用介词on,具体到具体的某天早中晚也用介词on,而普通的一天的早中晚用介词in,eg:in the morning;on yesterday morning.表示季节,月份,年份也用介词in.而具体到某一个时刻用介词at