The lost city of Atlantis had been discovered on April fool's Day, 1980. (announce)
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A fast-food restaurant discontinued a favourite hambuerger as a publicity stunt. (reveal)
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some people have a higher level of intuition than others. (understand)
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Crop circles, patterns created by flattening crops, sre a clever hoax. (can't deny)
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The moon's pull on the earth affect the ocean tides. (maintain)
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the politician was deceiving the nation. (should reveal)
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a positive attitude was an important part of his cure. (observe)
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1 out of 10 people falls for internet scams every year. (estimate)
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