2. unique Something is unique if it is the only one of its kind.
Which is unique, an original painting by an artist or an image printed on thousands of T-shirts?

3. What happens when insects infest a plant?
If insects or animals infest a place, they are there in large numbers and usually cause damage.
What happens when insects infest a plant?

4. intervals
Something that happens at regular intervals is repeated over and over with a certain amount of time in between.
What are some events in your school that take place at regular intervals?

5. delicate
If something is done in a delicate way, it is done with great care so that nothing is broken or hurt.
Which should be handled in a delicate way, a plastic cup or glass vase?

6. Which is more flexible, an electric cord or a wooden post?
Something is flexible if it can bend or be bent easily.
Which is more flexible, an electric cord or a wooden post?

7. What is a bond that you share with your best friend?
A bond is a feeling or interest that unites two or more people or groups.
What is a bond that you share with your best friend?

8. inspires
If something inspires you, it makes you excited about doing something good.
When a coach inspires his or her players before a game, how might they play?

9. Why might you want to preserve your favorite photographs?
To preserve something is to keep it from being harmed or changed.
Why might you want to preserve your favorite photographs?