四川开放大学24秋理工英语4单元自测4
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 you prefer a portable?or a clumsy?3D printer?
— ?????????????????????.
A.?No, a portable 3D printer is more useful.
B.Yes, I?would not have a clumsy one.
C.I prefer a portable?one to a clumsy one.
2.—They are testing the 3D printer. Don’t you come and see it?
—What????????????????????????
A.Where is it displayed?
B.?It really matters.
C.That’s fine.?
3.—?Do you?like that technology exhibition?
— Yes, I?like 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.
4.Flowers grow well?in a warm climate.?Similarly, technology ____ in a harmonious?society.?
A.is flourishing
B.will flourish
C.?flourishes
5.____?the new law is used one day, I hope it will not punish people using 3D printers for?personal purposes.?
A.when?
B.why? ? ? ? ??
C.If
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 technological?innovations.
Lucas: Really? 1 .
Michael: Come on! You should learn to be?open-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 these?will be absolutely carried out by 3D printers. There’s a company called Natural Machines has introduced a 3D printer for food producing.
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
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