Ocean currents that help transfer heat from the equator to the poles, thereby creat a more balanced global environment.

Long prized for its medicine value, ginseng these days has become more common of energy-boosting drinks particularly for low- performance athletes.

Identify the error in each sentence: 

There are also many single mothers and single fathers which are raising children by themselves.

Isle Royale National Park in Lake Superior can only be reached by the boat.

 _    had she arrived home than she realized that she had left her wallet at the office.

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following sentences.

She is studying not only English but also French.

Today there is an unusually large amount of students in the class.

Identify the error in each sentence: It’s difficult to find others workers who are willing to work such long hours

Of the much factors that contributed to the growth of international tourism in the 1950’s, one of the most important was the advent of jet travel in 1958.

I am not sure how old he is but he must be ______ for 70.

I prefer living in a nuclear family than a joint one.

Identify the error in each sentence: Stuart stopped to write his letter because he had to leave for the hospital

The city was under ____for six months before it finally fell.

It was him who came running into the classroom with the news.

All employee will be given an electric badge for entrance and exit purposes.

The most substances expand in volume when they are heated.

I like this motorbike because it’s very                  . It consumes less petrol.

Identify the error in each sentence: The work performed by these people are not worth our paying them any longer

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best combines each pair of sentences in the following questions.

Mary was sick. She didn’t leave the meeting until it ended.

Being a child of noble birth, his name was famous among the children in that school.

Stuart stopped to write his letter because he had to leave for the hospital.