题目内容
15.If your pen broke at school,what would you do?You would go to a shop and buy a new one.What if you could simply print out a real,working pen with your 3-D printer without leaving your room?
Ten years ago people could only see 3-D printing in science fiction movies.But now 3-DR printing is here and it's bringing big changes.
3-D技术
Unlike normal printing that can only copy a 2-D picture with ink,3-D printer can build almost anything made from any material.The printer layers(使…分层堆放) the material in different shapes to create the object you want to copy.
The 3-D printer has been used to make many different things.People have made cups,cars and even an airplane with it.
Doctors have been using 3-D printers for several years.People's nervous systems have been printed out in 3-D form for medical research.Some body parts have been printed and used in hospital.Several months ago,doctors used a 3-D printer to rebuild the face of a person who had a bad accident.In the future,it is expected that the printer will make human organs to save more lives.
However,there are drawbacks to the printer.At the moment,printing can be quite slow and it's still rather expensive.The average(平均的) price of a household printer is around $1,700,not including the cost of the materials.
But as the technology develops it won't be long before these disadvantages are improved.Only time will tell where this new technology will take us.
61.People could see 3-D printing inB ten years ago.
A.large high schools
B.science fiction movies
C.digital camera shops
D.large hospital
62.People still can't make a (n)C with a 3-D printer so far.
A.airplane
B.face
C.organ
D.car
63.What does the underlined word"drawbacks"mean?A
A.缺点
B.趋势
C.优点
D.特长
64.Which of the following is TRUE?C
A.The normal printer can build 3-D objects you want.
B.No nervous systems are printed out in 3-D form.
C.The 3-D printing can be cheaper and faster in the future.
D.The printer has made human organs to save lives
65.What's the best title of this passage?B
A.The disadvantages of 3-D printing
B.The changes brought by 3-D printing
C.The rapid development of science
D.The differences between 2-D and 3-D.
分析 文章大意:这是一篇说明文,短文主要介绍3D打印技术的发展及带给人们生活的变化,当然3D打印技术现在还存在着许多的不足,但是作者相信这些不足会在不久的将来得到改善.
解答 61.答案:B.细节理解题.根据Ten years ago people could only see 3-D printing in science fiction(虚构的) movies.,可知十年前人们只有在科幻电影中看到三D打印,故选B.
62.答案:C.推理判断题.根据In the future,it is expected(期待) that the printer will make human organs(器官) to save more lives.可知现在人们还不能制作人体器官,故选C.
63.答案:A.推理判断题.上文描述的都是三D打印的优点,后面发生转折可知是指其缺点,故选A.
64.答案:C.是非判断题.根据上文提到不足中有一点是太贵及后文But as the technology develops,disadvantages will be improved可知这一缺点会得到改善,故选C.
65.答案:B.主旨大意题.根据短文描述,可知本文重点讲述了3D打印给人们带来的变化.故选B.
点评 阅读题型,要注重句子与句子之间、段落与段落之间逻辑关系以及对篇章的整体理解.根据所给问题选择正确选项完成试题.
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