Although gregarious by nature, Lisa became quiet and _ after she was unexpectedly laid off from work.

In contrast to the previous night's noise, this was very _ night.

Ozone in the Earth's atmosphere_ living organisms from damaging ultra violet radiations

Farah presents herself as a bold Journalist by asking people In pollics the kinds of_questions that other reporters do not ask.

Despite the _ of the material with which he worked, many of Tiffany's glass masterpieces have survived for more than seventy years.

Much of the clown's success may be attributed to the contrast between the _ manner he adopts and the general _ which characterise the circus.

Although over the years _ resource had been devoted in alleviating the problem, a satisfactory solution remained _.