一包由三种易溶物质组成的固体,可能含Ba2+、K+、Fe3+、NO3-、SO42

题型:填空题

问题:

一包由三种易溶物质组成的固体,可能含Ba2+、K+、Fe3+、NO3-、SO42-、CO32-、Cl-中的几种,进行如下实验:

①取一定量固体,与水混合,得白色沉淀,过滤得无色滤液

②在白色沉淀中加足量稀盐酸,沉淀部分溶解,产生无色气体,则原固体的组成是______.

考点:酸的性质碱的性质盐的性质物质的鉴别物质的推断
题型:填空题

阅读理解。

                                                           Head of Research    

     Salary:£55.271

     We are looking for a Head of Research to manage the CWU Research Department and Information

Centre. You would be required to exercise control of all research work of the department and manage a

team of three researchers and four support staff.

     The person appointed would be expected to carry out research work of a strategic nature across the

range of businesses in which the CWU has or seeks membership and to contribute to the strategic thinking and direction of the union as a whole.

     You will need: proven line management skills, especially in managing and motivating a team;good

research skills, holding a good degree in a related subject or other similar experience; a high level of

mathematical and calculating skills;the ability to produce high quality work under pressure; a

commitment to any knowledge of the trade union movement and social democratic politics; and

knowledge and/or experience of the postal and/or telecommunications industry.

      To apply, please request an application pack by emailing hr@cwu.org or by telephoning HR(Human

Resources)on 020 8971 7482.When applying, please stay your source.

Closing Date for Applications:4th August

     Anticipated interview date:17th August

     No agencies please

1. In which column of a newspaper could we find this advertisement?

A. Arts.  

B. Sales.

C. Jobs.

D. News.

2. One of the duties of the person to be appointed is________.

A. taking charge of research work

B. seeking membership for the trade union

C. managing a team of three or four members

D. running a telecommunications company

3. If you want to apply for this position,you can do all EXCEPT________.

A. ask an agency for an application form

B. dial 020 8971 7482 for more information

C. email hr@cwu.org for an application pack

D. send in your application before 4th August

4. Which of the following applicants is most likely to be employed?

A. A school teacher with a master's degree.

B. A university graduate majoring in computer science.

C. A director from a research centre with a master's degree.

D. A clerk from a telecommunications company.

题型:填空题

汉译英(15分)

1.习惯于           2. 换句话说        3. 有时,不时

4. 在某些方面        5. 热身           6. 注视,凝视

7. 适用,试验        8. 屏住呼吸       9. 有几分地

10. 充满             11. 把….相联系    12. 根据,依据

13. 增加             14. 快速地         15. 追溯到,回顾

题型:填空题

大漠孤烟直,长河落日圆:王维

A.独在异乡为异客,每逢佳节倍思亲:杜甫
B.无为在歧路,儿女共沾巾:王安石
C.烈士暮年,壮心不已:李白
D.亦余心之所善兮,虽九死其犹未悔:屈原

题型:填空题

限制财产权利的行政强制措施有:查封、扣押、冻结、没收等。 ( )

题型:填空题

计算设备经济寿命的常用方法有( )。

A.最大收益法

B.最 * * 均费用法

C.低劣化数值法

D.寿命周期费用法

E.总费用现值法

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