| among |
together with or in the middle of. |
| behave |
to act in a certain way. |
| bookcase |
a set of shelves for holding books. |
| bottle |
a container with a narrow neck used to hold or pour liquids. A bottle is usually made of glass or plastic. |
| butter |
a solid yellow fat made from milk. |
| center |
the area or part of something that forms the middle. |
| classmate |
a person in the same class as another at a college or school. |
| den |
the resting place of wolves, lions, and other large wild animals. |
| grass |
a short green plant with narrow pointed leaves that usually covers fields and yards. |
| instrument |
a tool or mechanical device used for special work. |
| later |
at some following time or future time. |
| present1 |
the period of time between the past and future. |
| runway |
a smooth, level strip on which airplanes take off and land. |
| title |
a name of something such as a book, movie, or piece of music. |
| zone |
an area that is separate or different from other areas because of a particular environment, use, or some other special quality. |