Mr. Smith found that gas from the pipe when he came back because we forgot to switch off. But at last we were lucky to escape .
To his surprise, Jack found his son _______as Santa Claus on Christmas Eve.
This is the only way we can think of______ the living standard of the public.
The teacher with the students_______ discussing the films_______ the subjects are science fictions.
—I’m sorry I didn’t make it to your party last night.—_______, I know you’re busy these days.
As a green hand, he doesn’t know it takes to start a business here.