The new safety problem of contaminated(受污染的)milk is much more widespread, at least 22 dairy companies and their milk products that have appeared nationwide.
With his work completed, the businessman stepped back to his seat, feeling pleased_____ he was a man of action.
--- Could you do me a favour? --- It depends on ______ it is.
Doris' success lies in the fact _________ she is co-operative and eager to learn from others.
These shoes look very good. I wonder __________.
He spoke proudly of his part in the game, without mentioning ________ his teammates had done.