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7.已知函数的图象与x轴的负半轴至少有一个交点的充要条件是(  )

A.0<a≤1     B.a<1      C.a≤1     D. .0<a≤1或a<0

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6.若函数的图象的顶点在第四象限,则函数的导函数的图象不经过(  )

A.第一象限     B.第二象限     C.第三象限     D.第四象限

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5.定义在R上的函数,对任意的x∈R,都有=,且,则的值为(  )

A.6         B.-1        C.-6       D.1

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4. =(  )

A.  1        B. 2         C.  1+    D.1+

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3.函数=的大致图象是(  )

    y       y         y        y

   0  1  x    0  1  x    -1  0  1  x   -1 0  1  x

   A.       B.        C.       D.   

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2.复数=(  )

A.1-i         B.1+i        C.-1-i      D.-1+i      

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1.若a,b,c是实数,则“a>b”是“  a>b”的(  )

A.充分不必要条件            B.必要不充分条件

  C.充要条件               D.既不充分也不必要条件  

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第五节:短语搭配。(每空1分,共15分)

66. There are more and more people _______ _______ _______(支持;赞同) staying at home over short holidays.

67. Many people thought he would go abroad after ________ _________(毕业) from the university.

68. ______ ______(既然) you have your own decision, we have nothing to say.

69. Hard work ______ _____(导致) success and failure often lies in laziness.

70. Books ______ ______(占用) two thirds of the professor’s room.

71. _____ _____(理论上) the proposal sounds perfect while _____ ______(实际上) it may cause a lot of unexpected problems.

太  原  五  中

2010-2011年学年度第一学期月考 (9月)

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65. Many young people, some of whom are college students, v________ to go to the flooded areas to help without asking for pay.

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64. Eco-travel is a form of travel that c________ normal tourism with learning.

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