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Lesson 28 New words and expressions 1. rare Jasper White is one of those rare people who believes in ancient myths. Many rare animals are at the edge of extinction. This is a rare genetic disease. 2. ancient Many ancient buildings have been preserved
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研究表明，老年人喝酒后会影响行路时避开障碍物的灵活性。 Subjects with an average age of 62 had trouble avoiding an obstacle placed on a treadmill after consuming even small amounts of alcohol. Cynthia Graber reports A signif
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Listen and enjoy Big picture Please listen to the Big picture Big shine Jack is a big shine. Black and white Believe it or not, there it is in black and white. Blue in the face After the match we're blue in the face. Block buster The film is a block
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There were three restauraunts on the same block. One day one of them put up a sign which said The Best Restaurant in the City. The next day, the largest restaurant on the block put up a larger sign which said The Best Restaurant in the World. On the
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Cell 细胞 Every living thing has at least one cell. 每个生物至少有一个细胞。 Then, what is a cell? 那么，什么是细胞呢？ Every cell works differently, but most cells work to maintain life. 每个细胞的功能都不相同，但大
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STEVE INSKEEP, HOST: If you should fly into Haines, Alaska, you'll be on a propeller plane so small that your pilot will call the roll. UNIDENTIFIED MAN: Melissa. MELISSA BLOCK, BYLINE: Yeah. UNIDENTIFIED MAN: Mary. MARY: Yes. UNIDENTIFIED MAN: Josep
2017年NPR美国国家公共电台5月