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

Since it was so difficult for American Indians to negotiatea peace treaty or declare war in their native language, they used a universal understood form of sign language

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If I ____ him yesterday, I would have to come back tomorrow. 

The common field mouse is about four inches long and has a three inched tail

My mother doesn’t care how much does the washing machine cost because she is going to buy it anyway.

The fragrant leaves of laurel plant to sell commercially as bay leaves and are used for seasoning food

When he became a teenager he wanted to be more (DEPENDENT) from his parents.

Esperanto is an unique language because it was created by a man called Ludwig Zamen

I am not related to this man in any way. He is neither a member o family or a friend of mine.

Since computer was invented, the work of accountants have been simplified

His roommate is not very clever student, but he certain works very hard indeed.

The Medal of Honor is the highe award for military brave that can be given to any soldier of the United States.

I really hope my sister will apply for that new job; she will be good with it

Mark the letter A, B, c or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions: educate,  eliminate, certificate, dedicate

Salmon lay their eggs and die fresh water, although they live in salt water when mosttheir adult lives

It ________ if nobody had reminded them. 

Deciduous trees are ones that lose its eaves in the autumn and grow new ones in the spring.

Bronze, after being heated by strong flame, will change color, especia when exposure to hydrogen

They asked us, Henry and I, whether we thought that the statics had been presented fair and accurately.

There is not equivalent to this word in the other language

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