Going on a trip into _____ space must be quite _____ exciting experience.
At school, some students are active ______ some are shy, yet they can be good friends with one another.
—Goodbye, John. Come back again sometime.—Sure. ______.
New technologies have madepossible to turn out new products faster and at a lower cost.
—Excuse me. How much is the shirt?— _______.
- Happy birthday! - Thank you! It's the best present Ifor.