morning Mr. Paula Sargent, _____ president of Patcham High School, promised us _____ big surprise at the end of this term.

While working in the countryside, the students a great deal of knowledge on plant life.

Why didn’t you accept such a good job—Oh, it’s _________ my ability, so I had to give it up.

To keep the air clean, this hospital _____ all the patients ____ in and around it.

It’s difficult to be_____when we’re stuck in a traffic jam, but we have to be.