The Carbon atoms of the diamond are so strongly bonded that a diamond only be scratched other diamond.

Afterwards I’d read the manual, I found I could use the compu easily

Choose the letter A, B, C or D to complete the sentences. "__________ you like to see my postcards collection?"

Price of homes are as high in urban areas that most young people cannot afford to buy them.

That the poverty ction group was set up in the 1970s was a sign of public aware during that decade.

Mark the letter A, B, C or D on your answer sheet to indicate the word or phrase that is CLOSEST in meaning to the underlined part in each of the following questions: 

The dog is not well. We have to take it to see the person who treats sick animals. 

Kansas , which grew out of the consolidation of many small towns, is locating at the confluence the Kansas and Missouri Rivers.

My city stops the flow of water, creating servoir and raise flow of water.

Choose the letter A, B, C or D to complete the sentences. "The electrical appliances you buy should ____   eco-friendly."

Chicago’s Sears Tower, the taller building in the world, rises 1,522 feet from the ground to the top of its antenna.

 If it  .............. for the heavy storm, the accident would not have happened.

The graphics ability of a computer depend on the speed of its proces and the size of its RAM.

The function of pain is to warn the individual of danger, so he can action to avoid more serious damage

In the whole I agree with what you’re saving but I’m not sure of your last point.

Every city in the United States has traffic problems because the amount of cars on American streets and highways increasing every year.

Deep cratered, the moon is over 2100 miles in diameter with negligible gra and atmosphere

Although the social sciences different a great deal from one another they share common interest human relationships.

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

In sixteenth century, Francois Vieta,French mathematician, used the vowels “a”, “e”, “i”, “o”, “u” to represent a unknown number.

It was Mary Anderson, an amate invention, who first patented windshield wipers for automob.

Pictures of the of the planet Venus was received yesterday from the space probe “Explorer”, which was launched last yea