On Monday morning it usually ________ me an hour drive to work although the actual distance is only 20 miles. 

With the development of production and science,radio a wide use in　　a short time.

---That must have been a terrible experience．---Yeah．I     in the damaged car，unable to move．

Seeing the chemical ________ to the sunlight, Mr. Lee warned the workers to be careful when dealing with it.

We human beings experience a great liberalization and open-mindedness, which is ______ in our daily attitude to the disabled, olds, females, especially homosexual populations.