Conservation organizations help for preserve the ecology of an area by keeping track of endangered species.

Although ferns lack flowers, they do have leaves, stems, and root .

Choose the correct answer. "This exercise is very _____. I wish the teacher had given us some more interesting things to do."

From now on, we going to study really hardly and make sure we will pass the exams.

Choose the correct answer. "_________ my granfather is old, he still goes jogging."

The discovery of the antibiotic penicillin in 1928 has not produced tibiotics useful (for the treatment of fectious diseases until 1940.

The signi of the peace treaty was an event of major importance.

She came in quietly  ................ not to wake the baby.

The first things a new international student must do include renting an apartment, registering for lasses, and to get to know the city.

Keep trying to  English. Don’t give up. Eventually, you will succeed, even though you may not know how much time it will cost

In 1991, Antonia Novello, the Unites States Surgeon General launched several programs to address particular problem young people have

I work in a  office with about thirty people, most of whom I know quite well enough.

The ozone layer must protected because it shields the Earth from excessive ultraviolet radia

Since infection can cause fever as well as pain, it is a good idea to check a patient’s temperature.

Mark the letter A, B, C, or D to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions. Though built almost five hundred years ago, the church remained practically intact.

The intent of the Historical Society is to restore old buildings the increase of interest in history of the area

Choose the letter A, B, C or D to complete the sentences. " If I go to the disco, I ________ to loud music."

Choose the word(s) CLOSEST in meaning to the following word(s). "harmonious"

Before we returned from swimming in the river near the camp, someone had stole clothes, and had to walk back with our towels around us.

The better you are at English, chances you have to get a job at international organizations.

At the awards banquet, the philanthropist was recognized for his genero and careful in aiding the poor.