《传染病防治法实施办法》规定，执行职务的医疗保健人员、卫生防疫人员和责任单位，不报、

已知a^m=4，aⁿ=3，a^k=2，求a^m-3k+2n的值．______

今年政府工作报告提出，2012年国内生产总值增长（）。这是我国GDP预期增长目标八年来首次低于（）％。

阅读下列材料，回答问题。

  材料一 人能尽其才，地能尽其利，物能尽其用，货能畅其流--此四事者，富强之大经，治国之大本也。……试观日本一国，与西人通商后于我，仿效西方亦后于我，其维新之政为日几何，而今日成效已大有可观…… ——孙中山《上李鸿章书》1894年6月

  材料二 革命为唯一法门……我们必须倾覆满洲政府，建立民国。革命成功之日……废除专制，实行共和。——孙中山1903年12月的一篇演说词

 材料三 1923年12月17日北京大学25周年纪念日民意测验的部分结果

——张静如等《中国现代社会史》

（1）根据材料一，指出孙中山上书李鸿章的目的。

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（2）与材料一相比，材料二中孙中山改造中国的方式发生了怎样的变化？结合所学知识，分析变化的原因并指出其最大成果。

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（3）概括材料三中每项调查结果所体现的主流民意，结合所学知识分析其原因并概述其影响。

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（4）上述材料反映了孙中山先生怎样的可贵精神？

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完形填空（共20小题；每小题1.5分，满分30分）

阅读下面短文，从短文后各题所给的四个选项（A、B、C和D）中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。

On his way to the airport one afternoon, Phillip asked the driver to wait outside the bank while he collected some traveler’s checks.

The plane was to  36   at 5:30.From the bank, there was still   37   journey to the airport 38     Phillip merely enjoyed the scene along the way. Shortly before arriving, he began

  39  the things he would need for the  40   : tickets, money, the  address  of   

On his way to the airport one afternoon, Phillip asked the driver to wait outside the bank while he collected some traveler’s checks.

The plane was to    36     at 5:30. From there was still a    37     journey to the airport    38     Phillip merely watched the scene along the way. Shortly before arriving , he began      39   the things he would need for the    40     : tickets , money , the address of his hotel, traveller’s checks —Just a moment . How about his passport? Phillip went through his pocket. He suddenly    41     that he must have let his passport     42    .

What could he do? It was now five past four and there would be too little    43     to return to the bank. This was the    44     time he was representing his company for an important meeting 45        the manager of a French company in Paris the following morning . Without a passport he would be     46    to board the plane. At that moment , the taxi     47    outside the air terminal (候机楼). Phillip got     48    , took his suitcase and paid the driver. He then     49    a good deal of confusion in the building .A    50     could be heard over the loudspeaker.

“We very much    51     that because of a twenty-four-hour strike of airport staff ,all flights for the rest of today have had to be called off.” Passengers are   52      to get in touch with their travel agents or with this terminal for     53    on tomorrow’s flights. Phillip was

very glad to hear that, He would let his company know about this  54     and, thank goodness, he would have the opportunity of calling at his bank the following morning to    55     his passport .    .

36．A．check in         B．lead off         C．take off          D．go up

37．A．long            B．short           C．pleasant          D．rough

38．A．as              B．so             C．but              D．because

39．A．buying          B．taking over      C．putting about      D．checking

40．A．plane           B．trip             C．company        D．flight

41．A．realized         B．promised        C．recognized        D．suggested

42．A．at home         B．at the bank       C．at the office       D．in the taxi

43．A．time            B．chance          C．possibility        D．use

44．A．golden          B．last             C．only             D．first

45．A．in              B．to              C．at               D．with

46．A．sad             B．unable          C．nervous           D．difficult

47．A．stopped         B．ran             C．went             D．opened

48．A．off             B．back            C．out               D．away

49．A．started          B．caught          C．noticed            D．left

50．A．speech          B．signal           C．call             D．voice

51．A．apologize        B．announce        C．worry            D．regret

52．A．advised         B．forced            C．allowed          D．persuaded 

53．A．ideas           B．plans             C．information       D．time

54．A．person          B．situation          C．place            D．airport

55．A．return           B．show            C．recover          D．change

A公司2007年12月1日以1000万元取得B公司30%的股权，取得投资时被投资单位可辨认净资产的公允价值为3500万元。A公司能够对B公司施加重大影响，2007年12月31日，A公司对B公司长期股权投资的可收回金额为800万元，则A公司2007年12月31日应计提的长期股权投资减值准备为（）万元。

A．200

B．250

C．350

D．0