大学MOOC 专业英语(西安理工大学)1453891161 最新慕课完整章节测试答案
Unit1TheHistoryofMaterials
第一单元单元测试
1、单选题：
Which of the following material is representative in exotic materials age?
选项：
A: aluminum
B: biomaterials
C: wood
D: alloy
答案: 【 biomaterials】
2、单选题：
"From the very beginnings of prehistory, humans have manipulated substances so that they would be moreuseful." What does the word "manipulate" mean in the sentence?
选项：
A: look after
B: look up
C: make up of
D: make use of
答案: 【 make use of 】
3、单选题：
Materials science can also do the converse: As desirable properties are defined, the material that can display them, although it might not exist in nature, is designed. What does the phrase "do the converse" mean?
选项：
A: make an effect
B: make every effort
C: do sth from the opposite way
D: prevent sb from doing sth
答案: 【 do sth from the opposite way】
4、单选题：
Materials science remained empirical until the end of the _________ century when materials science, as we now understand it, began with the appearance of Mendeleev’s periodic table.
选项：
A: 17th
B: 18th
C: 19th
D: 20th
答案: 【 19th】
5、单选题：
Who is responsible for examining the preparation,selection, and application of materials in agreement with known and desiredproperties?
选项：
A: materials scientists
B: materials engineers
C: materials managers
D: materials businessmen
答案: 【 materials engineers】
6、判断题：
Iron age appears in the wake of Steel age.
选项：
A: 正确
B: 错误
答案: 【 错误】
7、判断题：
A desk made of wood belongs to solid material.
选项：
A: 正确
B: 错误
答案: 【 错误】
8、判断题：
In terms of conductivity, isolator performs the worst.
选项：
A: 正确
B: 错误
答案: 【 正确】
9、判断题：
Mechanical properties include deformation and fracture.
选项：
A: 正确
B: 错误
答案: 【 正确】
10、判断题：
Materials scientists are always more significant than materials engineers.
选项：
A: 正确
B: 错误
答案: 【 错误】
11、填空题：
In the selective process of materials engineering, the choice of material islimited by the required properties and the available b____________.
答案: 【 budget】
12、填空题：
N_________ is a unit of length i