There is ________“o” and ________“u” in the word “you”.A. an; an B. a; a C. an; a
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.