Many people agree that knowledge of English is a must in international trade today.
He hurried to the station only _______ that the train had left.
— Are you glad to hear from her? — Of course. ___________, we last met more than thirty years ago.
It was at this shop ______ I came across one of my old friends.
His father told me that he ____ for the United States three days _______.
--- My God! I’m getting late again,what will my boss say? --- Try to keep _______; we will think of an excuse.