—Whose book is this?—It belongs to________.
-Which do you prefer, a CD player or a walkman? -______. I prefer a portable computer.
-This is a useful dictionary, I think. -So it is, and it’s ______ unusual one.
My pen pal from America is coming to visit me . I’m thinking about ______________.
How time flies ! Several years _____ since we last met at Jack’s Party.
--- How much does it ____ to reach Suzhou by bus ? --- Only 300 yuan .