-It is a long time ________I saw you last.-Yes,and it will be a time ________we see each other again.
She has set a new record,that is,the sales of her latest book _____ 50 million.
It _____ that he was late for the train.
His mother _____ teacher.
His father _____ that older than he really is.
___the people have become the master of their own country___science can really serve the people.