Job opportunities are on _______ increase in our city, making _______ difference to people’s life.
—The hall___ for international conferences is of great importance.—I see, and we are sure to complete it on time.
Since Tom ___downloaded a virus into his computer, he can not open the file now.
Seeing that the drowning child was struggling in the icy water, the soldier dived into the river without hesitation, ___ his own safety.
If you just spend your time___ gains and losses, maybe you'll get nothing in the end.
According to the newly-made traffic regulation, whoever drives through red light be fined at least 200 dollars.