奥鹏作业网国开（宁夏开放大学）24秋《理工英语4》形考作业4【标准答案】单元自测4（10分）
试卷总分:100 得分:100
一、选择填空：阅读下面的对话或句子，从A、B、C三个选项中选出一个能填入空白处的最佳选项。
1.—Do youlike that technology exhibition
— Yes, Ilike it very much. .
A.It finally comes true.
B.It shows me the impressive magic power of 3D printing.
C.It is a good chance.
2.— Do you prefer a portableor a clumsy3D printer
— .
A.No, a portable 3D printer is more useful.
B.Yes, Iwould not have a clumsy one.
C.I prefer a portableone to a clumsy one.
3.—What do you want to be
— .
A.I want to have a cup of coffee.
B.I want to be honest.
C.Iwould study computer sciencethan dancer.
4.She’s not very optimistic ____ the developmentof 3D printing.
A.to
B.about
C.at
5.3D printers have spread from labs to industrialfactories, ____they are being cheaper and cheaper.
A.so
B.and
C.yet
6.二、阅读理解：阅读下面的对话，选择合适的内容将对话补充完整。
（教材对话原文）
Michael: They are testing the 3D printer. Don’t you come and see it
Lucas: What Never heard of it.
Michael: It is one of the most latest technologicalinnovations.
Lucas: Really 1 .
Michael: Come on! You should learn to beopen-minded.
Lucas: 2
Michael: The 3D printing technology could be used in construction, engineering, biomedicine, and many other fields. It can print anything, a house, a car, even a liver!
Lucas: That can’t be true. I will never believe this.
Michael: 3 .All thesewill be absolutely carried out by 3D printers. There’s a company called Natural Machines has introduced a 3D printer for food producing.
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Lucas: I guess that there are a lot of procedures involved in this process. So this printer must be very big.
Michael: 4 . It can print all kinds of dessert and starter.
Lucas: Is it expensive
Michael: 5 .
A. It is about $.1,000
B. Maybe its functions are questionable
C. It is really true.
D. What are the main functions of it
E. In fact, it is as big as an oven
(1).__1__
A.A
B.B
C.C
D.D
E.E
(2).__2__
A.A
B.B
C.C
D.D
E.E
(3).__3__
A.A
B.B
C.C
D.D
E.E
(4).__4__
A.A
B.B
C.C
D.D
E.E
(5).__5__
A.A
B.B
C.C
D.D
E.E
