54. We should always keep ______ well-informed of the changing information.
---- Does anyone want to go to the theatre? --- Whom would you rather ____ with you, John or Ted?.
I think it was George who said this, ____ ? A don’t I B. doesn’t he C. didn’t he D. wasn’t it
While building a tunnel through the mountain, _______.
_______ book of this writer is East and West.
All the rooms are _______ with electric light.