Drug abe have become one of America’s the most serious social problems.

Choose the correct answer to each of the following questions. "It _____ wrong not to visit the Great Barrier Reef once you are in Australia."

Choose the correct answer to each of the following questions. "Shattered from getting up ____ five o'clock in order to see Uluru at dawn, I felt empty and bored."

The international Red Cross, which has helped so many nations, won the Nobel Peace Prize three times for their efforts toduce human suffer

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

The artist tried stimulateinterest in painting by taking his students to the museums

Southern California, is known for its mild winters, has become the new home for many senio citizens escaping the Northern winters

As the marathon runner reached the half-way mark, he, being hot and was soaked perspiration, stopped to rub himself down with a towel.

In the 1800’s botanist Asa Gray worked to desc and classifying the plants found North America.

Choose the best option:

The most magnificent feature of Taj Mahal ____ is the central dome.

Bacteria lived the soil play vital role in recycling the Carbon and Nitrogen needed by plants.

In my hometown, there is a park_______ has a beautiful lake. 

Superior to all others woods for shipbuilding, teak also used for furniture, floorin, and general construction

Choose the correct answer to complete the sentence. "Not only disabled people _____ also non-disabled ones can contribute to our community by doing voluntary work."

The officials of Board of Elections asked that each voter present their registration card and a valid Texas driver’s license before receiving ballot.

For many years, scientists study ithe effects that the sun has on human skin

By studying the fossils of pollen, which extremely resistant to decay, researchers can gain useful information about the vegetation of past.

Choose the correct answer to complete the sentence. "The Citadel of the Ho Dynasty, _____ is located in Thanh Hoa Province, was added to UNESCO's World Heritage List in 2011"

Choose the correct answer to each of the following questions.  "The major stone sections of the Citadel of the Ho Dynasty remain intact thanks to the ______ construction techniques"

Choose A, B,C or D on your answer sheet to indicate the underlined part that  needs correction in each of the following questions:

In this class, the students are talking more loudlier than the teacher

We must be very careful with sensitive issues such likethis, avoid giving offence.