The earthquake made the ground tremble. People who lived miles away could feel the earth shake. What does tremble mean?

We have lofty expectations for you, son. You will attend college and be elected president of the United States before you turn forty.Lofty means:

On the field trip, Mrs. Williams had to "count noses" over and over to make sure no one was lost.

The firefighter made a daring rescue. He saved a family from a burning building. What does rescue mean?

I prefer sausage pizza. I like it much better than pepperoni. What does prefer mean?

Kasey studied each day but never was able to get top scores. Her parents were still proud and told her she got an "A for effort".

The teacher found five spelling errors on my test. I was disappointed because I didn't want to make any mistakes. What does errors mean?

The Sahara Desert is immense. It covers a very large part of Africa. What does immense mean?

No one suspected that Jerry was a spy. On the surface he behaved like any normal citizen. When his covert activity was discovered and announced to the world, we were all shocked. Covert means: 

After the principal heard kids playing in the bathroom, we knew they would be "in hot water".

Keisha wanted to do well on the spelling test. She knew that if she "passed with flying colors", she might make the spelling bee team.

Before Sophia accepted her new job, she asked what her annual salary would be. The manager told Sophia she would make about $25,000 a year. What does annual mean?

Even Mr. Russell warned the class that hamsters can bite, Rachel put her finger in the cage. She had "to learn the hard way".