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

He stood on one leg, _________ against the wall, while he took off his shoe.

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

______ being the CEO of Microsoft, Bill Gates is also one of the world’s greatest philanthropists.

A pharmacist’s ethical standards have to be high because he is entrusted to the storage and distribution of dangerous drugs.

Inventing by Roger Bacon, the magnifying glass led to the creation of other scientific tools which have produced immeasurable scientific progress

There are some wild roses whose flowers smell sweetly

She sighed with relief when she found out that she has passed the difficult test.

Pigeons, like many migratory birds, read the positions of the Sun and stars in order to orient them

Because the tachinid fly is a parasite of harmful insects, much species have been imported into the United States to combat insect pests.

The Gray Wolf, a species reintroduced into their native habitat in Yellowstone National Park, has begun to breed naturally there.

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

He agreed to go climbing__________ he hated heights.

Playing for the national team for the first time was an forgot experience for Hong Son

Identify the one underlined word or phrase A, B, C, or D that must be changed for the sentence to be correct: 

Most countries depend to few extent on cereal imports to augment their own crops. 

She sued him _____ damages he did to her cars.

The Humber River and its valley form a major salmon-fishing, lumbering, hunting , and farmer region in western Newfoundland, Canada.

He has less friends in his class now than he had last year

Light can travel from the Sun to the Earth in eight minute and twenty seconds.

Choose the best option to complete the sentences: What was _______ holiday you’ve ever had?

The plans for the building complex were describing by the architect.

Choose the best answer:
I’m feeling pretty tired. Do you mind ______ me home?

About 150 years ago, Charles Darwin shocked the world with his the cry that humans were relativity to apes.

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

He passed the examination__________ he had been prevented by illness from studying.