You must never explore a cave by yourself. It is essential for you to go with at least one other person. The word essential means:

The severe weather caused many roads to close. School was cancelled and everyone stayed indoors. The word severe means: 

Amelia rarely paid attention in class. By contrast, her best friend Tasha was always very attentive and listened carefully to everything the teacher said. The word attentive means:

Dr. Calles had worked for years on the project. He had done a considerable amount of research and felt ready to present his work at the conference. The word considerable means: 

Maria noticed that Mrs. Linn's curtains were still closed. Maria thought that was peculiar because Mrs. Linn always opened her curtains in the morning. The word peculiar means: 

Mara checked her numbers one last time. She wanted her report to be accurate so that her boss would know she had done a good job. The word accurate means: 

Allan was always bragging and showing off. His brother, David, on the other hand, was a quiet and humble boy. The word humble means:

The book shelf was sturdy enough to hold all of Nathan's books without falling apart. The word sturdy means: 

Michael's mother asked him to pick some peaches. He went out to the orchard. The word orchard means: 

The sun was low in the sky. Everyone was packing up and getting ready to go home because the park would close at dusk. The word dusk means: 

Mr. Jessup was delighted by the generosity of her students. They had all offered to share their lunches with Amber, who had forgotten hers. The word generosity means: 

Benjamin ate three pieces of cake and two scoops of ice cream. An hour later, his stomach felt queasy and he decided to lie down for awhile. The word queasy means: 

The valiant young woman grabbed the little boy just in time to save him from the speeding car. The word valiant means: