第5题:[单选题]In 17th-century England, astronomy provided methods of keeping______of time that were especially useful for accurate navigation. A.investigate B.trace C.check D.track 参考答案:D 本题考查近义词辨析。题目意为“在17世纪的英格兰,天文学提供了跟踪时间的方法,这对于精确导航特别有用。”A选项“调查”,B选项“追踪”,C选项“检查”,D选项“跟踪”,keep track of 为固定搭配,意为“记录”,故选项D符合题意。