搜题请搜索小程序“爱下问搜题”
问题 选择题

下列实验能获得成功的是                                       

A．验证某RX是碘代烷，把RX与烧碱水溶液混合加热后，将溶液冷却后再加入硝酸银溶液

B．除去苯中的少量苯酚：加入浓溴水振荡、静置后过滤，除去三溴苯酚沉淀

C．除去硝基苯中的硝酸：加入氢氧化钠溶液，振荡静置后分液

D．1mol/L CuSO4溶液2mL和0.5mol/L NaOH溶液4mL混合后加入40%的乙醛溶液0.5mL，加热煮沸观察沉淀的颜色

答案

答案：C

选择题

水加热至100℃时，由液态变为气态，体积增大，其原因是[ ]

A.

B.

C.

D.
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写作题

第二节 读写任务(共l小题，满分25分)

阅读下面的短文，然后按照要求写一篇150词左右的英语短文。

阅读下面的短文，然后按照要求写一篇150词左右的英语短文。

The worst winter snow storm of 5 decades years come dress the whole country with a beautiful white shirt. At the point when the rural Chinese Spring Festival approaching，the continues snow storm lasting for dozens of days aggravates the already hard way home of hundreds of thousands of people work outsides their hometowns.

Disappointment, anger and cry rise among those eager going back home to reunion with their families after one or more years of departure. The unwelcoming snow storm totally disturbs the step of the city，of the country. However，any nature disaster is not allowed to destroy our life as long as there is existence of love.  In the departure hall of railway station，the railway staff make explanation to and organize the waiting passengers patiently，providing them with hot water and food．Doctors and nurses volunteer to help the hurt Traffic police and volunteers from the communities clear the roads for us in every cold morning Kind people from every corner of the country donate their money or cloth to help those waiting in the railway stations go through the hard time. The true love always exists in the world.

[写作内容]

1．概括短文的内容要点，该部分约30词；

2．就“弘扬中 * * 传统美德"这个主题发表你的看法，至少包含以下的内容要点，该部分约120词：

(1)你或身边的人曾经帮助过别人吗?请简述经过。

(2)作为一名中学生，你认为应该如何弘扬中 * * 传统美德?

[写作要求]

1．作文中可使用自己的亲身经历或虚构的故事，也可以参照阅读材料的内容但不得直接引用原文中的句子； 

2．信中不能出现真实姓名和学校名称。

[评分标准]  

概括准确，语言规范，内容合适，篇章连贯。
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