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14.Equipped with modern facilities, today’s libraries differ greatly from ____.

    A.the past one                            B.the past

    C.which of the past                        D.those of the past

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13.--- I hear Robert has gone to Harvard University for his master’s degree.

--- Oh, how nice! Do you know when he ____?

    A.was leaving    B.left        C.had left       D.has left

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12.--- Oh, must you? Stay a bit longer.____.

--- Thanks anyway.I’ve got an early start tomorrow morning.

    A.It’s been such fun having you.

    B.Maybe you can have supper here.

    C.We welcome you with open arms.

    D.Let’s have another chat.

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11. It’s reported that a bus went out of ____ control on a highway ____ east of the city and crashed into a river.

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

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第二节: 情景对话 (共5小题,每小题1分,满分5分)

根据对话内容,从对话后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

Jane: Oh, that's Mr.Taylor.He is so boring.

Mother: What do you mean?

Jane:   6   And he's so quick tempered, mum.

Mother:  7   Are you sure, darling?

Jane: Yes, he gets angry very quickly.

Mother :  8 

Jane: And do you know, he spends all his time looking at his reflection in the window, admiring himself.

Mother : Really?  9   

Jane: Because he is vain, that's why! And conceited (自负的).He thinks he knows everything.

Mother: Oh, Jane.Be reasonable.I'm sure you're exaggerating (夸张), Mr.Taylor seems such a nice and kind man.

Jane:  10   He's mean (小气的) and cruel.

Mother: Cruel? Now how can a history teacher be cruel?

Jane: Because he only gave me two out of ten marks in my history test.

Mother: Oh, now I understand, Jane.I think you'd better get on with your homework.

A.Well, he isn't.

B.And why does he do it ?

C.His lessons send me to sleep.

D.That's doesn't sound like Mr.Taylor at all.

E.Quick tempered? Mr.Taylor ?

F.Yes, he does.

G.He doesn’t like me.

第三节 语法和词汇知识 (共15小题,每小题1分,满分15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。

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第一节 语音知识(共5小题, 每小题1分,满分5分)

从A、B、C、D四个选项中,找出其划线部分与所给单词的划线部分读音相同的选项。

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21. (本小题满分13分)

   解:(I) …………………………………………………………1分

    据题意,,

   …………………………………………………………………3分

依题意可画出函数草图,得

时,方程有一解;

   时,方程有两解;

时,方程有三解.……………………………………………………14分 

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19. (本小题满分12分)

解:(Ⅰ)由已知,对任意,有

,得.

所以数列{}、{}分别为等比、等差数列.

,

.……………………………………………………4

(Ⅱ),

.

两式相减,并化简得. …………………………………8分[来

(Ⅲ)由,得.   …………………………………10分

.

(其中判别式).

,   ① 

.   ②  …………………………………………………………8分

,则.

,得

.   ③ 

由①②③,解得.……………………………………………………………12分

所以,.…………………………………………………………………………13分

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18. (本小题满分12分)

解:(Ⅰ)连结.

,

在平面内的射影.

,

.……………………………………………………………………………3分

(II)取D1C1中点M,连结PMCM,则PMA1D1

     ∵A1D1⊥平面D1DCC1,∴PM⊥平面D1DCC1

     ∴CMPC在平面D1DCC1内的射影.

则∠PCMPC与平面D1DCC1所成的角.……………………………………………5分

    在Rt△PCM中,

      ∴PC与平面D1DCC1所成的角的正弦值为…………………………………………7分

  (III)在正方体AC1中,D1DC1C.

    ∵C1C平面D1DP内,

    ∴C1C∥平面D1DP.

    ∴点C到平面D1DP的距离与点C1到平面D1DP的距离相等.

    又D1D⊥平面A1B1C1D1DD1平面D1DP

    ∴平面D1DP⊥平面A1B1C1D1,又平面D1DP∩平面A1B1C1D1=D1P

    过C1C1H⊥D1P于H,则C1H⊥平面D1DP.

    ∴C1H的长为点C1到平面D1DP的距离.………………………………………………10分

    连结C1P,并在D1C1上取点Q,使PQ∥B1C1.

在△D1PC1中,C1D1P=PD1C1,得

    ∴点C到平面D1DP的距离为……………………………………………………12分

      解法二:(I)如图,以D为坐标原点,建立空间直角坐标系D­-xyz.

    由题设知正方体棱长为4,则D(0,0,0),

    A(4,0,0),B1(4,4,4),A1(4,0,4)D1(0,0,4),

    C(0,4,0).…………………………………………………1分

  设,则.

  ………………………………………………………………………………3分

 (II)由题设可得,P(4,2,4),故.

    ∵AD⊥平面D1DCC1是平面D1DCC1的法向量.…………………5分

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17. (本小题满分12分)

解:(Ⅰ)记甲、乙、丙分别答对此题为事件A、B、C.

由已知,P(A)=,[1-P(A)][1-P(C)]=,

P(C)=.………………………………………………………………………………3分

又P(B)P(C)= ,

P(B)= .………………………………………………………………………………6分

(Ⅱ)该单位代表队答对此题的概率P=1-(1-)(1-)(1-)=.……………12分

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