翻译练习:
1)你整个早晨在学习什么?
What have you been studying all the morning?
2)你已经参加过期末考试了吗?
Have you taken your final examination?
3)学生们一直在为高考准备功课。
The students have been preparing their lessons for the college entrance examination.
4)我们从小就认识。
We have known each other since childhood.
5)1949年以来,王先生一直在这所学校教物理。
Mr. Wang has been teaching physics in this school since 1949.
6)雨一直下了一个星期。
It has been raining for a week.