Choose the best answer: 
If you don’t ..................... your invention, other people may well take advantage of it.

The orangutan’s hands and feet arc designed for holding and grasping branches, dud its powerful immensely arms enable it to climb and swing in trees without difficulty.

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

One special feature of cuisine in Southern Vietnam is the short cooking time which aims to ________ the freshness of food.

Colleges in the newly formed United States, in recovering from the adverse effects of the American Revolution, inaugurated a broad curriculum in response of social demands.

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

We have not won yet; __________, we shall try again.

Stand up straight, breathe deeply hold your head up, and no look down!

The diameter of the Sun is more than one hundred times greater than the Earth.

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

The boy always does his homework before class__________.

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

We couldn’t sleep last night _____ the noise next door.

Despite television is the dominant entertainment medium for United States households, Garrison Keillor’s Saturday night radio show of folk songs and stories is heard by millions of people.

An itch resulting when a nerve that can carry pain is only lightly stimulated.

When T.S. Eliot’s “The Wasteland” appeared in 1922, critics were divided as to how good it was written

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

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

It is__________ that I have read it twice.

Choose the word/phrase (A, B, C, D) that best fits the space in each sentence:

The boy's family is very poor. He has to go to school on foot. He wishes he_______enough money to buy a bike. 

Frank Lloyd Wright has been acclaimed by colleagues as the greater of all modern architects.

What caused the explosion in the factory it is still unknown

Mr Ross, our old history teacher ruled his classes by a rod of iron!

Because of the availability of trucks and easy access to modern highways, the locate of farms has become relatively unimportant with respect to (their distance from markets.

Many poets enhance their work by creating a contrast among realism and symbolism in a given poem.

His roommate is not very clever student, but he certainly works very hard indeed.