_______our school’s teaching reform, the studying burdens on us students have already______lighter than before.
By the time Jane gets home, her aunt ______ for London to attend a meeting.
---Do you mind if I record your lecture? --- ________. Go ahead.
Was it in the village _______ we used to live _______ the accident happened?
— The door _______. Better have it repaired. — All right.
This picture was taken a long time ago . I wonder if you can _______ my father.