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Generally speaking, magnitude 1.0 earthquake on Richter scale is detected by instruments but not person.

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Depth cratered, moon is over 2100 miles in diameter with negligible gravity and atmosphere.

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In the sixteenth century, Francois Vieta, a French mathematician, used the vowels to represent a unknown number.

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The federal government recommends that expectant women will not only refrain from smoking but also avoid places where people smoke

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Agronomists study crop disease , selections breeding, crop rotation, and climatic factors, as well soil content and erosion

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The Irish potato famine of 1845 and 1848 were some of the worst in that country’s history and led to thousands of deaths and the kind emigration.

Choose the corect answer to complete. "I'm ____ to announce that you were selected to be our new faculty manager."

Choose the corect answer to complete. "It is unnecessary for ____ to do this task. It's not ours."

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He told me to make an eye on my luggage as that place was full of thieves.

Scientists believe that by altering genetic composition of plants, it is possible to develop specimens that are resisting to diseases and have increased food valueable.

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In purchasing a winter coat , that is very important for trying it on heavy clothing underneath.

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Keep trying to learn English. Don’t give up. Eventually , you will succeed, even though you may not know how much time it costs.

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If drivers obeyed the speed limit , fewer accidents can occur.

I like skiing__________big mountains. 

That floor doesn’t need no more wax; there’is plenty already .

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Because helicopters are capable of hovering in midair, they are particularly be useful for rescue missions, military operates, and transport.

The boys who enjoy playing tricks and annoying people are __________.

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The abilities to work hard, follow directions, and thinking independently are some of the crit for success in the workplace.

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There are some ways to preserve fruit, for example freezing, canning and to dry.

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The measurement which known as a “food” has originally based on the size of human food.

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Designers of athletic footwear finely tune each category of shoes to its particularly activity by studying human motion with physiology.