看不到你的题目,但是大概明白你的意思了.
over接时间段,表示“经历一段时间(或者抽象意义的时间概念)”,并非只用在完成时态里,例如:
We have solved all the problems over the past years.
They kept talking over dinner.
Over a period,he will surely realize the importance of learnig English.
看不到你的题目,但是大概明白你的意思了.
over接时间段,表示“经历一段时间(或者抽象意义的时间概念)”,并非只用在完成时态里,例如:
We have solved all the problems over the past years.
They kept talking over dinner.
Over a period,he will surely realize the importance of learnig English.