— Can I go now, sir?— If you _______ leave, do it quietly.
I want very much to buy a car, but I can’t afford ________.
The computer system _____ suddenly while he was playing computer games.
Mr Smith never does any reading in the evening ; ________________.
I am ________ with Mr Wang's ___________ talking ; I can't wait any longer for its end.
Now ______ good many old people are also fond of playing games on ______Internet.