The school headmaster forbids ______ in the office. A. smoking B. to smoke C. us smoke D. from smoking
The poor man, __________, ran out of the dark cave.
The stone bridge __________ last year is very beautiful.
A driver should __ the road when .
_________ in a friendly way, their quarrel came to an end.
His report was so exciting that it was __interrupted by applause(掌声).