2013届陕西省五校联考高三第三次模拟考试英语卷

适用年级：高三
试卷号：80884

试卷类型：高考模拟
试卷考试时间：2017/7/19

1.选择题(共17题)

1.已知数列{a_n}和{b_n}满足a₁=2，b₁=1，a_n₊₁=2a_n（n∈N^*），b₁+ {#mathml#}

\frac{1}{2}

{#/mathml#} b₂+ {#mathml#}

\frac{1}{3}

{#/mathml#} b₃+…+ {#mathml#}

\frac{1}{n}

{#/mathml#} b_n=b_n₊₁﹣1（n∈N^*）

（Ⅰ）求a_n与b_n；

（Ⅱ）记数列{a_nb_n}的前n项和为T_n，求T_n．

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2.已知数列{a_n}和{b_n}满足a₁=2，b₁=1，a_n₊₁=2a_n（n∈N^*），b₁+ {#mathml#}

\frac{1}{2}

{#/mathml#} b₂+ {#mathml#}

\frac{1}{3}

{#/mathml#} b₃+…+ {#mathml#}

\frac{1}{n}

{#/mathml#} b_n=b_n₊₁﹣1（n∈N^*）

（Ⅰ）求a_n与b_n；

（Ⅱ）记数列{a_nb_n}的前n项和为T_n，求T_n．

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3.已知数列{a_n}和{b_n}满足a₁=2，b₁=1，a_n₊₁=2a_n（n∈N^*），b₁+ {#mathml#}

\frac{1}{2}

{#/mathml#} b₂+ {#mathml#}

\frac{1}{3}

{#/mathml#} b₃+…+ {#mathml#}

\frac{1}{n}

{#/mathml#} b_n=b_n₊₁﹣1（n∈N^*）

（Ⅰ）求a_n与b_n；

（Ⅱ）记数列{a_nb_n}的前n项和为T_n，求T_n．

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4.已知函数f（x）=|x+2|+|x﹣2|．

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5.已知函数f（x）=|x+2|+|x﹣2|．

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6.已知函数f（x）=e^x．

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7.已知等差数列{a_n}，S₃=6，a₉+a₁₁+a₁₃=60，则S₁₃的值为（）

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8.已知等差数列{a_n}，S₃=6，a₉+a₁₁+a₁₃=60，则S₁₃的值为（）

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9.如图，已知正方体ABCD﹣A₁B₁C₁D₁的棱长为2，点E为线段A₁B₁的中点，点F，G分别是线段A₁D与BC₁上的动点，当三棱锥E﹣FGC的俯视图的面积最大时，该三棱锥的正视图的面积是{#blank#}1{#/blank#}．

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10.已知复数z是一元二次方程x²﹣2x+2=0的一个根，则|z|的值为（）

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11.已知复数z是一元二次方程x²﹣2x+2=0的一个根，则|z|的值为（）

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12.已知复数z是一元二次方程x²﹣2x+2=0的一个根，则|z|的值为（）

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13.已知直线l： {#mathml#}

{\begin{matrix} x = 1 + t c o s α \\ y = t s i n α \end{matrix}

{#/mathml#} （其中t为参数，α为倾斜角）．以坐标原点O为极点，x轴的正半轴为极轴，建立极坐标系，曲线C的极坐标方程为ρ= {#mathml#}

\frac{c o s θ}{s i n^{2} θ}

{#/mathml#} ．

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14.已知直线l： {#mathml#}

{\begin{matrix} x = 1 + t c o s α \\ y = t s i n α \end{matrix}

{#/mathml#} （其中t为参数，α为倾斜角）．以坐标原点O为极点，x轴的正半轴为极轴，建立极坐标系，曲线C的极坐标方程为ρ= {#mathml#}

\frac{c o s θ}{s i n^{2} θ}

{#/mathml#} ．

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15.已知集合A={（x，y）|y=x+1，0≤x≤1}，集合B={（x，y）|y=2x，0≤x≤10}，则集合A∩B=（）

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16.如图（1），五边形ABCDE中，ED=EA，AB∥CD，CD=2AB，∠EDC=150°．如图（2），将△EAD沿AD折到△PAD的位置，得到四棱锥P﹣ABCD．点M为线段PC的中点，且BM⊥平面PCD．

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17.在（1+x）+（1+x）²+（1+x）³+…+（1+x）¹¹的展开式中，x³的系数是（）

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2.单项选择(共14题)

18.

— You shall get an iPad so long as you come first in the speech contest.
— Is that a ________? Don’t let me down, I hope.

A．trick

B．decision

C．promise

D．goal

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19.

— Can you finish the book in ________ month or two?
— Yes, it’s out of ________ question.

A．a; the

B．the; 不填

C．the; a

D．a; 不填

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20.

He comes here on Mondays, Wednesdays and Fridays — ________, to be exact.

A．every second days	B．every other days
C．every other day	D．every two day

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21.

After a second thought, Bill ________ a better idea of how to solve the problem.

A．put up with	B．came up with
C．kept up with	D．mixed up with

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22.

John wants to see me now, but I have so much work on hand that I would rather he ________ tomorrow than today.

A．should come

B．will come

C．is coming

D．came

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23.

________ an effective team member, you need to develop a teamwork attitude.

A．Become

B．Becoming

C．Having become

D．To become

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24.

With a population of over seven million, London is ________ the largest cities of the world.

A．between

B．among

C．from

D．of

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25.

Never believe anything ________ any other person has believed it. Use your own head.

A．that

B．when

C．because

D．once

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26.

— I rang you up last night, but nobody answered.
— Oh, I usually ________ off my phone at about 9:00 p.m.

A．switched	B．have switched
C．switch	D．had switched

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27.

The number of new energy vehicles in China’s cities ________ to reach 39,000 by the end of this month, according to Wan Gang, Chinese Minister of Science and Technology.

A．are expected	B．is expecting
C．are expecting	D．is expected

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28.

There are two rooms in the apartment, ________ serves as a kitchen.

A．the smaller of them	B．the smallest of which
C．the smaller of which	D．smallest of which

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29.

— So you missed the English lecture this morning?
— ________. I arrived 30 minutes after it started.

A．Not exactly

B．Not really

C．Not possible

D．Not likely

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30.

— Good evening. Bell Tower Hotel.
— Good evening. ________?

A．What would you like, please

B．Do you still have a room for tonight

C．Is there anything I can do for you

D．Who is that speaking, please

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31.

Tuesday

A．excuse

B．difficult

C．adjust

D．square

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试卷分析

【1】题量占比

选择题:(17道)

单项选择:(14道)
【2】：难度分析

1星难题：0

2星难题：0

3星难题：0

4星难题：0

5星难题：0

6星难题：12

7星难题：0

8星难题：2

9星难题：0

2013届陕西省五校联考高三第三次模拟考试英语卷

1.选择题(共17题)

2.单项选择(共14题)

【1】题量占比

【2】：难度分析