0  435369  435377  435383  435387  435393  435395  435399  435405  435407  435413  435419  435423  435425  435429  435435  435437  435443  435447  435449  435453  435455  435459  435461  435463  435464  435465  435467  435468  435469  435471  435473  435477  435479  435483  435485  435489  435495  435497  435503  435507  435509  435513  435519  435525  435527  435533  435537  435539  435545  435549  435555  435563  447090 

3.  What did she think of the play?

  She said she _______

A.    had never seen a better one   B. had never seen so better one

C.  has never seen a so good one  D. has never seen such a good one

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2.  The final examination is coming up soon, it is time for us to ______  our studies.

  A. get down to  B. get out  C. get back for  D. get over

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第一节:单项填空(共20小题;每小题0.5分,满分10分)

从A、B、C、D四个选项中,选出可以填入空白处的最佳选项,并在答题纸上将该选项标号涂黑。

1.    Iraq has _____ too many wars, making people _______ a lot.

A. got through ,  pay       B. looked through ,  face

C. gone through  suffer      D. passed through  destroy

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15.设复数满足,且在复平面上对应的点在第二、四象限的角平分线上,,求的值.

解:设

.  

在复平面上对应的点在第二、四象限的角平分线上,

它的实部与虚部互为相反数,

,即

代入,得

时,

,即

解得

时,

,同理可解得

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14.设为共轭复数,且,求

解:设,则

由条件得

由复数相等的充要条件,得

解得

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13.证明:在复数范围内,方程(为虚数单位)无解.

证明:原方程化简为

,代入上述方程得

代入,得

方程无实数解,原方程在复数范围内无解.

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12.已知复满足,且是纯虚数,则复数的值为  

答案:0或

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11.设,若对应的点在直线上,则的值是  

答案:

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10.已知复数,则的最大值与最小值之和为  

答案:

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9.已知,则复数,对应点的轨迹是  

答案:以为圆心,以2为半径的圆

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