2014届湖北省荆州市高中毕业班质量检查（一）英语试卷

适用年级：高三
试卷号：75349

试卷类型：月考
试卷考试时间：2017/7/19

1.选择题(共3题)

1.设等差数列{a_n}的前n项和为S_n，若S₆＞S₇＞S₅，则a_n＞0的最大n={#blank#}1{#/blank#}，满足S_kS_k₊₁＜0的正整数k={#blank#}2{#/blank#}．

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2.已知 {#mathml#}

f (x) = 2 c o s x \cdot s i n (x + \frac{π}{6}) + \sqrt{3} s i n x \cdot c o s x - s i n^{2} x

{#/mathml#} ，

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3.已知 {#mathml#}

f (x) = 2 c o s x \cdot s i n (x + \frac{π}{6}) + \sqrt{3} s i n x \cdot c o s x - s i n^{2} x

{#/mathml#} ，

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In face of trouble, although I feel disappointed about where I am, I still think _______ about where I am going.

A．optimistically

B．controversially

C．conventionally

D．alternatively

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Interest is as______ to learning as the ability to understand, even more so.

A．typical

B．specific

C．vital

D．available

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When he is faced with a dilemma sometimes, he usually makes a/an ________ decision by throwing a coin.

A．arbitrary

B．conservative

C．accurate

D．cautious

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-- What did he say ________ his stupid behavior?
-- He admitted having made a serious mistake.

A．in front of

B．in explanation of

C．in case of

D．in fear of

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试卷分析