Carbon emissions from airplanes and other pollutants ________ to global warming.

He was _____ with bribery after she offered to pay the policeman a sum of money to overlook the offence.

Some endurance events may be rescheduled if such high pollution levels __ a health risk to most athletes.

Improving the overall environmental quality is a long-term battle in which we do want the participation of everyone in society in order to ________ results.

Hundreds of people in the hardest-hit zone are at from disease unless a tsunami-like aid effort is mobilized.

The result is impossible to predict with any degree of ________.

Parents play a ________ role in a child’s upbringing in the formative years. They are really the driving force behind whatever the children do.

With three days to____ before the high school graduation examination, he had to digest such a lot of facts.

Television came into _________ and became a competitor with the motion pictures.

It’s a matter of life and death. As a consequence, we will give it serious ________.