---It was dangerous to throw that bottle out of the window. You could have hurt someone.---I’m so sorry! I _______ .
Johny , you ____ play with the knife , you ____ hurt yourself .
— ____ he be at home now ? — No . he ____ not . He ____ be in his office . He often goes home from work at almost twelve .
You had better not keep the window open , ____ ?
“That VCD you bought ____ very expensive” . “Do you know ____ ? ”
“I won''t go to school today , Dad ? ” “____ . ”