The geology professor showed us a sample about volcanic rock which dated back seven hundred years.

Often a headache is caused by the contraction of one of the muscle group that cover the skull, thus causing spasm and pain

Find the ONE among the underlined and marked A, B, C, D in each of the following sentences that needs correcting:

Employees who haven't seen the new regulations often ask for unnecessary questions; instead they should ask for a copy of the regulations and read them.

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

What about ___________ the piano this afternoon?

Choose the best answer among the A, B, C, or D provided to finish each of the incomplete sentences below:

Jenny____________ leave the hospital only six hours after the baby was born.

The term “metabolism” refers to the chemical changes which by living things transform food into energy

Choose the best answer:

My brother Tam, _____ graduated from the University of Foreign Languages, now works for an import-export company.

Children should watch ____________ programs.

He dislikes _______, so he usually takes a bus to work.

Nomadic hunter and gatherer societies have access to only a limited amount of food in an area and moved on when they have exhausted each locality 

The cartoon has ____________ characters.

Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.

Taking good notes _____________ students to evaluate, organize and summarize information.

Select the best option among A, B, C or D to complete the sentences: The prime minister denied that the new visa requirements were part of a _______ agenda to reduce immigration.

Compose Richard Rodgers and lyricist Oscar Hammerstei II brought to the musical Oklahoma extensive musical and theatrical backgrounds as well as familiar with the traditional forms of operetta and musical comedy.

For many years, scientists studying the effects that the sun has on human skin.

Each of the luxury cars in the showroom was quickly sold to their new owner.

Choose the best answer among the A, B, C, or D provided to finish each of the incomplete sentences below:

A long walk makes everybody____________.

Choose the best answer among the A, B, C, or D provided to finish each of the incomplete sentences below:

Every Sunday my father spends three hours__________ English.

Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.

Youngsters love to eat from street ________ for the cheap price.

Before she moved to California, with its much milder climate, Betty found that her health improved considerably.