题目内容
1.3Dprinters have been around us for some time.There is a lot you can do and image with a 3D printer.71B
A company in China has recently used 3D printers to make ten full-sized housed in just 24hours.72D.These houses are printed wth special"ink"that has been made from industrial construction waste.The using of cheap materials makes it possible to print each house under$5000.The CEO of the company says,"73A"He plans to set up 100recycling factories across China and changing waste into cost-effective"ink"for 3D printers.74CHowever,at present,multi-storeys 3D-printed building are not allowed in China.So,it's important that the 3D printing technology will be widely used to build any time soon.Maybe there be still a long way to go.
75.According to the passage,which of the following is TURE?C
A.Each of the printed housed costs at least 5000dollars.
B.There's no limit in China to print tall building with 3Dprinters.
C.The 10full-sized houses are printed out of recycled materials.
D.3D printers will soon caome into commom use to build houses.
分析 【文章大意】这篇短文主要讲述了3D打印技术的应用,并重点介绍了一家中国公司在24小时内,用3D打印技术,打印出了10座全尺寸的房子的故事.
解答 71.B.总结归纳题.联系后一句描述:"A company in China has recently used 3D printers to make ten full-sized housed in just 24hours."句意:一家中国公司最近用3D打印机只用了24小时就打印出了10个全尺寸的房子.所以选B:现在这个清单上加入了"一天建造一座房子".故选B.
72.D.总结归纳题.联系前一句描述:"A company in China has recently used 3D printers to make ten full-sized housed in just 24hours."句意:一家中国公司最近用3D打印机只用了24小时就打印出了10个全尺寸的房子.可知选D:并且每个房子占地面积有200平方米.故选B.
73.A.总结归纳题.联系前文描述:"The using of cheap materials makes it possible to print each house under$5000."句意:这些房子是用特殊的--由工业废料制成的墨水打印的.可知选A:它们既环保又经济实惠.故选A.
74.C.总结归纳题.联系前一句:"He plans to set up 100recycling factories across China and changing waste into cost-effective"ink"for 3D printers."句意:他计划在全国建立100家废物回收厂…,可知选C:他也希望他的打印机能用来建筑高楼大厦.故选C.
75.C.细节理解题.根据:A company in China has recently used 3D printers to make ten full-sized housed in just 24 hours.描述,可知公司用工业废料在24小时内就打印出了10座全尺寸的房子.故选C.
点评 完形填空题需先浏览一遍全文,掌握文章大意,结合前后文语境,以及语法形态,推测出正确的选项.
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