Medical research indicates that large amounts amountof Histamines can  responsible for cold, fever, and other respiratory reactions

Archeological studies have provided evidence tha the use of plants for decorate as well as for food developed early in the history.

Wordsworth was one of the first European poet to consider the lowliest members of society to valid subjects for poetry

The teacher decided to fail the student with the gro of his poor performance in tests and too small progress

If it is kept dry, seed can still sprout up to forty years after their formation.

After driving for twenty miles, he suddenly realized he has been driving in the wrong direction.

Choose the correct answer to complete the sentence. "_____ been living with his cousin for two months, but he's looking to a place close to his university"

The invention of the Silicon chip in the 1960s revolutionized the computer industry

The biologist found some pollutants, a little of which can be considered very har to fish and other living organ in the river.

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

Ha Anh can now speak English more well than the last time I met him

There is no limit to the diversity to be finding in the cultures people throughout the world.

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

If the Oxygen supply in atmosphere was not replenished by plants, it would soon be exhausted

Mark the letter A, B, C, or D to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions.

There was a very interesting news on the radio this morning about  the eart in Italy.

The diary it (A) was kept secret until the end of the war in fear of repris by the occupying army.

The central purpose of management is for making every action or decision helping achieve a carefu chosen goal.

Most of the magnesium used in the United S comes from the sea water.

Choose the correct answer to each of the following questions. "Though built almost five hundred years ago, the church remained practically______."

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

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"