The increasing number of cars on the road _______ traffic. This was the reason why we couldn’t get here on time.

Teenagers shouldn’t be _______ from school although they don’t do well in their studies. 

The accident happened on such an evening with strong winds __________ by heavy rain. 

After working until midnight for two weeks, he finally ______ and had to stay in the hospital.

 Hurricane Sandy's arrival and its effects ________ New York's offices being closed for three days.