One of the consequences of our planet's being warming up is a（n）_______ in the number of natural disasters. 

 Giving up smoking is a slow and painful _______ for him.

There’s no ________ from my bedroom window except for some factory chinmneys. 

She is in a poor ________of health, which worries her mother much.

The purpose of the campaign is to raise the public’s_______ of the dangers of passive smoking.