0  277108  277116  277122  277126  277132  277134  277138  277144  277146  277152  277158  277162  277164  277168  277174  277176  277182  277186  277188  277192  277194  277198  277200  277202  277203  277204  277206  277207  277208  277210  277212  277216  277218  277222  277224  277228  277234  277236  277242  277246  277248  277252  277258  277264  277266  277272  277276  277278  277284  277288  277294  277302  447090 

24. ------ Who is that man over there? _______ it be our teacher?

------ No, it _______ not be our teacher. It _______ be Mr. Zhang.

A. can ; can; must           B. must; must; can

C. can; must; must        D. can; must; can

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23.  Everyone in the village knew him, so we had _______ his house.

A. no difficulties to find      B. some difficulties in finding

C. no difficulty to find          D. no difficulty in finding

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22.  Does John know any other foreign language _______ French?

A. except     B. but      C. besides   D.  beside

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21. ------ I heard that as many as 100 people were killed in that coal mine accident?

------ Yes, ______ news came as ______ shock to us

A. the ; /      B. the ; a     C. /; a     D. /; /

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9、2i-3是关于x的方程的一个根,求实数p,q的值

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8、(江苏省前黄高级中学2008届高三调研)已知实数xy满足条件 (为虚数单位),则的最小值是    

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7、(贵州省贵阳六中、遵义四中2008年高三联考)若(为虚数单位),则值可能是   (   )

A.    B.    C.     D.

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6、(2009盐城中学第七次月考)已知实数满足(其中是虚数单位),

则双曲线的离心率为      .

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5、009金陵中学三模)已知复数,它们所对应的点分

别为A,B,C.若,则的值是  5 

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4、(2009汕头一模)已知复数z=3+4i所对应的向量为,把依逆时针旋转θ得到一个新向量为。若对应一个纯虚数,当θ取最小正角时,这个纯虚数是( )

A .3i      B .4i        C .5i       D.-5i

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