2014届甘肃省兰州一中高考模拟四理科数学试卷

适用年级：高三
试卷号：641862

试卷类型：高考模拟
试卷考试时间：2017/7/19

1.单选题(共5题)

已知定义在R上的函数

满足：

且

，

，则方程

在区间

上的所有实根之和为（）

A．

B．

C．

D．

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设函数

，且其图象关于直线x=0对称，则（）

A．

的最小正周期为

，且在

上为增函数

B．

的最小正周期为

，且在

上为增函数

C．

的最小正周期为

，且在

上为减函数

D．

的最小正周期为

，且在

上为减函数

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已知实数

满足

，则目标函数

的最大值为（）

A．

B．

C．

D．

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已知正四棱锥的各棱棱长都为

，则正四棱锥的外接球的表面积为（）

A．

B．

C．

D．

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已知某程序框图如下图所示,则该程序运行后输出的S的值是(　　)

A．-3

B．-

C．

D．2

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2.选择题(共4题)

6.阅读理解

Most people like bikes. Perhaps you ride a bike to school. Riding a bike can be great of fun.Do you know how to ride a bike safely?

Careful boys and girls learn to ride their bikes well before they go out on the road.How can you tell whether you are a good rider?

If you can ride a bike in a straight line,you can ride well .If you can't ,you should practice riding a in a safe place.

To be safe on a bike, you need to use both hands and both feet. Keep your feet on the pedals(脚蹬)and your hands on the handle bars.

You know that your bike is only for one person. It's not safe to carry anyone with you. Keep yourself safe when you ride on a bike.Watch where you are going all times.

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7.阅读理解

Most people like bikes. Perhaps you ride a bike to school. Riding a bike can be great of fun.Do you know how to ride a bike safely?

Careful boys and girls learn to ride their bikes well before they go out on the road.How can you tell whether you are a good rider?

If you can ride a bike in a straight line,you can ride well .If you can't ,you should practice riding a in a safe place.

To be safe on a bike, you need to use both hands and both feet. Keep your feet on the pedals(脚蹬)and your hands on the handle bars.

You know that your bike is only for one person. It's not safe to carry anyone with you. Keep yourself safe when you ride on a bike.Watch where you are going all times.

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8.阅读理解

Most people like bikes. Perhaps you ride a bike to school. Riding a bike can be great of fun.Do you know how to ride a bike safely?

Careful boys and girls learn to ride their bikes well before they go out on the road.How can you tell whether you are a good rider?

If you can ride a bike in a straight line,you can ride well .If you can't ,you should practice riding a in a safe place.

To be safe on a bike, you need to use both hands and both feet. Keep your feet on the pedals(脚蹬)and your hands on the handle bars.

You know that your bike is only for one person. It's not safe to carry anyone with you. Keep yourself safe when you ride on a bike.Watch where you are going all times.

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9.I think your story is ________ his.

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