新疆开放大学24春理工英语4单元自测4【标准答案】

单元自测4（10分）

试卷总分:100 得分:100



一、挑选填空：阅览下面的对话或语句，从A、B、C三个选项中选出一个能填入空白处的最好选项。



1.— 3D printing?is one of the latest technological?innovations.



—?____?Maybe its functions are questionable.

A.Really?

B.Exactly.

C.I think so.



2.—?What do you want to be?



— ?????????????????????.?

A.I want to have a cup of coffee.

B.?I want to be honest.

C.?I?would study computer science?than dancer.



3.—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.?



4.Flowers grow well?in a warm climate.?Similarly, technology ____ in a harmonious?society.?

A.is flourishing

B.will flourish

C.?flourishes



5.Someone invented the 3D printer many years ago, ____ I don’t remember who.

A.?so?

B.?but?

C.only



6.二、阅览了解：阅览下面的对话，挑选适宜的内容将对话弥补完好。



（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