The direct sources of fresh water in lakes are rain, melted snowy and ice.

The pleura that cover the exterior of the lungs and the inner walls of the chest cavity is a thin elastic membrane.

Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

I haven't seen Tom__________ he gave me this book.

There has been widespread public opposition against the plan for a new road.

Choose the best option A, B, C or D to make meaningful sentence: "Please have this luggage taken to my room _____ the porter."

The American anarchist Emma Goldman infused her spirited lectures, publishes, and demonstrations with a passionate belief in the freedom of the individual.

Choose the best option A, B, C or D to make meaningful sentence: "If our classmates had known that your father was ill,  they would _____ come to visit him."

VOCABULARY AND STRUCTURES: Choose the best options 

I’m very busy, so please don’t disturb me _______ it’s urgent. 

However types of raw materials are used in making paper, the process is essentially the same.

She wishes that we did not send her the candy yesterday because shi is on a diet

The number 8.5 is an example of a “mixed number” because it is composing of an integer and a fraction.

Since the computer was invented, the work of accountants have been simplified.

Choose the best option to complete the sentences: A number of patients have been _______ treated with the new drug.

Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

._____________ I ask him for the money he owes me, he says he will bring it in a few days, but I don't think he has got it at all.

During his twelve year there, Ellsi Marsalis turned the New Orleans Center for the Creative Arts into a rich training place for future jazz stars.

In order no money would be wasted, we had to account for every penny we spent.

Bats use echoes of their own high – frequency sounds to detect food and avoiding obstacles .

Sawfish are shark-like fish have “saws” of cartilage set with two rows of teeth on their snouts.

Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

Thousands of people came to see the Queen__________ the rain.

Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

We have to wait__________ everybody else finishes their turn.

An exam may be ______ by our English teacher today.