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To the men whowho worked so hard on the project, the news was profound disappointing.

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In spite of physician handicaps, Helen Keller graduated from Radcliffe with honors.

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Two unique features of the Arctic they are lack of precipitation and the permanently frozen ground

To assure the safely of those workers who may handle radioactive materials, employers should not leave them enter contaminated areas without protective clothing.

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It was him who came running into the classroom with the news.

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Some birds can travel speeds approaching one hundred miles an hour , and some few land animals

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There are exists more than 2,600 different varieties of palm trees, with varying flowers, leaves, and fruits.

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All of the mammals, dolphins are undoubtedly among of friendly to human.

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“How does human brain work?” remains one of the most profound questions confront modern Science.

___the drought, crops are short. 

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Ozone is an unstable faintly bluish gas that is the most chemical an active form of Oxygen

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The Humber River and its valley form a major salmon-fishing, lumbering, hunting , and farming region in western Newfoundland, Canada.

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A conductor uses signals and gesture to let the musicians to know when to play various parts of the composition

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Algebra is the branch of mathematics concerned with operations on sets of numbers or other elements that are often represented a symbols.

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He has had so a difficult exercise that he couldn’t do it.

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Average salt content of seawater is more than three percents.

The country fought________independence. 

Choose the word or phrase with the same meaning as the underlined part.

The lawn needs mowing again.

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Internet, definitely causes a problem in society, however, it surely provides many benefits as well.

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All the staff in Tam’s film are expected to do the overtime, if the need rises.

Mark the letter A,B,C,or D to indicate the underlined part that needs correction in each of the following questions.

If either of you take a vacation now, we won’t be able to finish this work.