六级government's recommended daily allowanceRD for the average adult is 50 to 60 gram of protein a day.
政府建议普通成年人每天摄入50至60克蛋白质。
2019年12月六级真题（第二套）阅读 Section B
六级Resurrection plants, defined as those capable of recovering from holding less than 0.1 grams of water per gram of dry mass, are different.
复活植物，定义为那些能够从每克干物质含水量少于0.1克的情况下恢复的植物，是不同的。
2018年6月六级真题（第一套）阅读 Section B
四级Catherine Gram graduated from the University of Chicago in 1938 and got a job as a news reporter in san Francisco.
凯瑟琳·格拉姆1938年毕业于芝加哥大学，在旧金山找到了一份新闻记者的工作。
2007年12月大学英语四级考试真题
四级She married Philip Gram, who took over his father-in-law’s position shortly after and became a publisher of The Washington Post.
她嫁给了菲利普·格拉姆，后者不久后接替了岳父的职位，成为《华盛顿邮报》的出版商。
2007年12月大学英语四级考试真题
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