下列金属晶体中,自由电子与金属离子间作用最弱的是[ ] A.K B.Na C.M

题型:不定项选择题

问题:

下列金属晶体中,自由电子与金属离子间作用最弱的是[ ]

A.K

B.Na

C.Mg

D.Al

考点:金属晶体
题型:不定项选择题

阅读理解。

     In our country every school has a library. You have read many interesting books. You borrow them

from the school library. Sometimes you get books from your parents or friends as presents. If you like

reading and want to learn knowledge (知识), I'm sure that you'll buy books yourself.

     Have you ever thought of how books are made? Well, after draft (草稿) of a book is written, it passes

through the hands of many people. Everyone of them has to work carefully for there must not be any

mistakes in the book. It's checked (校阅) many times by the different people before it is printed (印刷).

     Millions (百万) and millions of books come out in our country every year. So people have a lot of things

to read. Let's take good care of our books.

1. Where can the students borrow books? From _____. [ ]

A. workers

B. parent

C. libraries

D. shops

2. If you like reading, _____. [ ]

A. you may borrow any book from any library every day.

B. you may ask your friends to buy some books for you as presents.

C. you had better buy books yourselves.

D. you should get books from your parents as presents.

3. The underlined sentence (画线句子) means that _____. [ ]

A. everyone wants to read the draft.

B. one passes the draft to another.

C. it needs a lot of hard work to get perfect (完美).

D. none of them can decide (决定) how to make books.

4. In which order (顺序)are books made?

a. Bookshops sell books.

b. Workers print books.

c. Different people check books.

d. Some people write drafts.

e. Books come out of the factory.

f. People think over how to write a book.[ ]

A. d-f-c-e-b-a

B. f-d-c-b-e-a

C. d-f-b-c-e-a

D. f-b-c-d-e-a 

5. Which is the best title (标题) for the passage (短文)? [ ]

A. About Books

B. How to Make Books

C. Where to Get Books

D. Take Good Care of Books

题型:不定项选择题

()职能是指对业务运营全过程进行全面风险监控、主动风险识别、准确风险收集和科学风险评估。

A、运营风险管理

B、监督质量控制

C、流程改进推动

D、经营发展支持

题型:不定项选择题

水资源是我国重要的自然资源和战略性的经济资源,要在()过程中充分体现国家和地方的产业政策。

题型:不定项选择题

在波士顿矩阵中,当企业的某项业务的市场增长率低,相对市场占有率高的时候,则它属于该企业的( )业务。

A.问题型
B.明星型
C.金牛型
D.瘦狗型

题型:不定项选择题

土工合成材料强度允许值为()mm

A.≤3%

B.≤4%

C.≤5%

D.≤10%

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