题型:语法填空(语篇) 题类:常考题 难易度:普通
北京市第四中学2017-2018学年高一下学期英语第一次月考试卷
March 14 is, perhaps quietly, celebrated as Pi Day, day to honor the number that many people are familiar with. The date comes from the first three number of Pi: March is the third month, (follow) by the one and four that make 14. Pi (appear) wherever there are circles. Pi is a ratio. It measures the (distant) around a circle to its diameter(直径).
A website, Piday.org , shows little known facts about the number. Pi has been(universal) known for thousands of years and gets its name a Greek letter, π. The Greeks are believed to have used the letter to describe the ratio. The first Pi Day (celebrate) on March 14, 1988. San Francisco's Exploratorium Science Museum started the event, according to the site. The museum marks the day with a daylong celebration (include) a parade.
March 14 has other scientific (link). It is the birthday of physicist and Nobel Prize winner Albert Einstein. Princeton University, Einstein lived for many years, celebrates Pi Day as well.
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