___How time flies!It’s already twelve o’clock.___ Oh,really? I ______ it at all.
As we grow up, it always _______ that after we give something up, we gain something new in its place.
Peter is a polite student. He is kind _____ everyone. [ ]
Anny wants a room ________ his own.[ ]
I don’t know when my son ________ back. When he_________ back, I’ll call you.