2012-2013学年黑龙江省海林市高级中学高一下学期期中考试英语试卷（带解析）

适用年级：高一
试卷号：76073

试卷类型：期中
试卷考试时间：2017/7/19

1.选择题(共10题)

1.设函数 {#mathml#}

f (x) = 1 - 2 \sin^{2} x - \cos (2 x + \frac{π}{3})

{#/mathml#}

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2.△ABC中，∠A= {#mathml#}

\frac{π}{3}

{#/mathml#} ，BC=2 {#mathml#}

\sqrt{3}

{#/mathml#} ，设∠B为x，周长为y，求：

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3.△ABC中，∠A= {#mathml#}

\frac{π}{3}

{#/mathml#} ，BC=2 {#mathml#}

\sqrt{3}

{#/mathml#} ，设∠B为x，周长为y，求：

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4.△ABC中，∠A= {#mathml#}

\frac{π}{3}

{#/mathml#} ，BC=2 {#mathml#}

\sqrt{3}

{#/mathml#} ，设∠B为x，周长为y，求：

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5.△ABC的三个内角A，B，C的对边分别a，b，c，已知 {#mathml#}

\vec{m} = (\frac{cosB}{b} + \frac{cosC}{c}, \sin A)

{#/mathml#} ， {#mathml#}

\vec{n} = (\frac{1}{a}, 1)

{#/mathml#} ，且 {#mathml#}

\vec{π}

{#/mathml#} ∥ {#mathml#}

\vec{n}

{#/mathml#}

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6.△ABC的三个内角A，B，C的对边分别a，b，c，已知 {#mathml#}

\vec{m} = (\frac{cosB}{b} + \frac{cosC}{c}, \sin A)

{#/mathml#} ， {#mathml#}

\vec{n} = (\frac{1}{a}, 1)

{#/mathml#} ，且 {#mathml#}

\vec{π}

{#/mathml#} ∥ {#mathml#}

\vec{n}

{#/mathml#}

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在△ABC中，A、B、C的对边分别为a、b、c且sinC+cosC=1﹣sin $\frac{C}{2}$ ．

①求cosC；

② 若a²+b²=2（2a+ $\sqrt{7}$ b）﹣11，求c边．

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8.在△ABC中，设角A，B，C的对边分别为a，b，c，且2acosC=2b﹣c．

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9.已知a，b，c为△ABC三个内角所对的边．

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10.△ABC的三边分别为a，b，c，边BC，CA，AB上的中线分别记m_a，m_b，m_c，应用余弦定理证明：

m_a= {#mathml#} $\frac{1}{2}$ {#/mathml#} {#mathml#} $\sqrt{2 (b^{2} + c^{2}) - a^{2}}$ {#/mathml#} ，m_b= {#mathml#} $\frac{1}{2}$ {#/mathml#} {#mathml#} $\sqrt{2 (a^{2} + c^{2}) - b^{2}}$ {#/mathml#} ，m_c= {#mathml#} $\frac{1}{2}$ {#/mathml#} {#mathml#} $\sqrt{2 (a^{2} + b^{2}) - c^{2}}$ {#/mathml#} ．

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2.单项选择(共10题)

11.

When he applied for(申请)a _______in the office of the local newspaper he was told to see the manager.

A．location

B．career

C．position

D．profession

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12.

A World Without Thieves is ________wonderful film, in which Liu Dehua plays _______part of Whang Bo.

A．the, a

B．the, the

C．a, a

D．a, the

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13.

The plane crashed and all the passengers _____including 3 children, fell into the sea.

A．around

B．aboard

C．abroad

D．ahead

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14.

A recent study shows that health problems are closely_______bad eating habits and a lack of physical exercise.

A．connected with

B．related with

C．connected to

D．joined to

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15.

____，people are beginning to realize how serious the situation is.

A．Fortunate	B．Fortunately
C．Being fortunate	D．Being fortunately

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16.

He is famous _____the field of biology, but he is more known _____an environmentalist..

A．for, for

B．in, for

C．in, as

D．in, as

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17.

____you have got a chance, you should make full use of it.

A．After

B．As soon as

C．Although

D．Now that

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18.

The couple decided to adopt the child whose parents ________in an accident.

A．had been killed

B．are killed

C．had killed

D．killed

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19.

When I got home last night, I was frightened to find that in front of my door____.

A．sit a dog

B．sat a dog

C．was a dog seated

D．did a dog sit

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20.

-----I am tired of learning English all day long.
------So am I. ____________.

A．Let’s find some of the action	B．You must be joking
C．Up to you	D．It’s totally fascinating

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试卷分析

【1】题量占比

选择题:(10道)

单项选择:(10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：10

7星难题：0

8星难题：0

9星难题：0

2012-2013学年黑龙江省海林市高级中学高一下学期期中考试英语试卷（带解析）

1.选择题(共10题)

2.单项选择(共10题)

【1】题量占比

【2】：难度分析