The project will help people understand the many threats to the natural environment ________ endangered plants and animals live.

There is ________ snow. Put on your coat. It’s ______ cold today.

It’s always difficult to live in a foreign country, ______ when you don’t speak the language

Happiness and success often come to those ________ aregood at recognizing their own strengths.

The meaning of the word “nice’ changed a few tines it finally came to include the sense “pleasant.”