—If you're free tonight, I'd like to invite you to a movie.—That's nice of you, but are you________?
Fortunately, someone who happened to be passing by called the fire department ________the fire broke out.
Isn't it time that children to bed since it is too late?
hard she tried, she couldn't control her feelings when she was told her baby had been found.
-Have you got any particular plans for the coming winter vacation?-Yes, _ , I'm going to visit my grandparents.
Nowadays signs prohibiting smoking a common sight in restaurants, tea houses and shopping malls.