Genetic engineering is helping researchers unravel the mysteries of previously incur diseases so that they can get to its root causes and find cures

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

This summer is hotter and winder than last summer

Compact discs, which appeared on the market in the early 1980s, produce soun better quality than those of Standard phonograph records.

In human beings, as in other mammal , hairsround the eyes, in ears and in nose prevent dust, insects, and other matters from entering these organs

Since the average age of famili has fallen, therefore more and more women have been able to join the labor force.

All nations may have to make fundamental changes their economic, political, and the technological institutions if they are to preserve environment.

According to many educators, television should not become a replacement for good teach, and neither are computers.

I advised him about low ceilings in the house but he took no notice and hit head three times

Choose the correct answer to each of the following questions. "They can _____ the -comfort and elegance of five-star hotels and luxury cruise ships."

Choose the mistake in the following sentences: Lan classified her books in different categories. 

He  spent part of  ..........  afternoon telling them  ...............  news he could not tell them by telephone.

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

Mark the letter A, B, C, or D to indicate the word that differs from the other three in the position of primary stress in each of the following questions.

Industrialist Henry Ford introduced assembly-line techni into the manufactures of motor vehicles 

Esperanto is an unique language because it was created by a man called Lud Zamenhoff.

The environment can be defines as all living and nonliving items in an area at specify time.

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

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

Mark the letter A, B, C, or D to indicate the word that differs from the other three in the position of primary stress in each of the following questions.

I did not realize that I had left my umbrella on bus when it started to rain.

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"