云开题库

云开题库

A solar cooker is really eco-friendly and energy efficient.

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A scientific discovery is often made long before someone is able to put it to use，as occurred more than thirty years ago with the discovery of coherent light and the invention of the laser.

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A robot can crack open a patient's chest precisely.

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A River Cruise is basically a tour that is conducted on a small or medium-sized cruise-ship and travels via rivers instead of rail or road.

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A résumé is just a complete list of employment and education.

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A replacement is someone or something that takes the place or does the job of another.

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A recruitment is the process of asking people to leave a company or organization.

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A rat is smaller than a mouse.

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A quotation is amount of money taken off the cost of something.

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A person working with a laser can aim it, called a laser beam, in any direction.

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