If people ate fewer foods with sugar, their ....... health would be better.

All students need to ....... their classes, study hard, do homework and hand in their assignments.

The play was ....... directed by a young student, therefore all the audience enjoyed it very much.

When you hear a lecture, you must be able to ....... the important ideas.

In the entire history of the solar system, thirty billion planes may have been lost or .......

It seems that everyone that I meet here is ...... in some kind of exercise program.

I managed to walk to the nearest village ...... my foot was injured.