-Hello, Mary! This is John. You must know why I _________ you.-Oh, hello, John! I've waited for this call since last month.
Have you returned the book to the library ____? --- Yes, I have ____ returned it.
When the teacher came in , the students about the new film .
The planehere for ten minutes already.
They borrowed a car _____ their neighbour.
Mr Li ____ England. He ____ London for two weeks.