原发布者:lspjk
in 2004, in March, in spring, in the morning, in the evening, etc (2) 在一段时间之后,常用于将来时。 He will arrive in two hours. These products will be produced in a month. 3. on (1)具体的时日和一个特定的时间,如某日、某节日、星期几等。如: On Christmas Day(On May 4th), there will be a celebration. (2)在某个特定的早晨、下午或晚上。如: He arrived at 10 o’clock on the night of the 5th. (3)准时,按时。如: If the train should be on time, I should reach home before