| airport |
a large area of land where airplanes come and go. |
| base |
the part that supports something or that something stands on. |
| danger |
a chance or likelihood that something bad or harmful may happen; peril; risk. |
| drug |
a substance that causes a change in the body and mind. |
| fold |
to bend something so that one part lies on top of another part. |
| invite |
to ask in a polite way to go somewhere or do something. |
| lock |
a device used to prevent people from taking something or to keep something closed. |
| motor |
a machine that causes motion or power. |
| nothing |
not anything. |
| quick |
happening very soon. |
| sky |
the air or space above the earth. |
| ticket |
a small piece of paper that shows that you have paid for something. |
| tie |
to fasten with something like a string or rope. |
| useful |
having a practical use or purpose. |
| word |
a sound or group of sounds that has some meaning that other people can understand. Words are a basic unit of language. |