天津市滨海新区塘沽渤海石油第一中学2026-2027学年高二上学期第一次统练数学试卷

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渤油一中2026-2027学年度第一学期高二年级
数学学科第一次统练试卷

本试卷分第Ⅰ卷(选择题)和第Ⅱ卷两部分,满分150分,考试时间100分钟.考生务必将答案写在答题纸上,答在试卷上的无效.

第Ⅰ卷选择题(75分)

一、选择题:本卷共15小题,每小题5分,共75分.在每小题给出的四个选项中,只有一项是符合题目要求的,请将所选答案填入答题纸中的答题栏内.

1.已知直线的方程是,则该直线的倾斜角为(     )

A.                                  B.  C.   D.

2.已知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,则点A关于xOy平面的对称点的坐标是(     )

A.  B.

C.  D.

3.若直线与直线垂直,则实数eqWmf183GmgAAAAAAAMAD4AMBCQAAAAAwXgEACQAAA/sBAAAEAKAAAAAAAAUAAAACAQEAAAAFAAAAAQL///8ABQAAAC4BGQAAAAUAAAALAgAAAAAFAAAADALgA8ADCwAAACYGDwAMAE1hdGhUeXBlAADAABIAAAAmBg8AGgD/////AAAQAAAAwP///7j///+AAwAAmAMAAAgAAAD6AgAAEAAAAAAAAAIEAAAALQEAAAUAAAAUAgACjAIFAAAAEwIAAnQDBQAAAAkCAAAAAgUAAAAUAm4BpgIcAAAA+wKA/gAAAAAAAJABAAAAAAACABBUaW1lcyBOZXcgUm9tYW4AWM5vAfFfsHUoMLZ1AAAAAAQAAAAtAQEACQAAADIKAAAAAAEAAAAyAAADBQAAABQCjAOmAhwAAAD7AoD+AAAAAAAAkAEAAAAAAAIAEFRpbWVzIE5ldyBSb21hbgBYzm8B8V+wdSgwtnUAAAAABAAAAC0BAgAEAAAA8AEBAAkAAAAyCgAAAAABAAAAM3kAAwUAAAAUAmACWgEcAAAA+wKA/gAAAAAAAJABAAAAAQACABBTeW1ib2wAdSOVsnVAAAAAWM5vAfFfsHUoMLZ1AAAAAAQAAAAtAQEABAAAAPABAgAJAAAAMgoAAAAAAQAAAD0AAAMFAAAAFAJgAjoAHAAAAPsCgP4AAAAAAACQAQEAAAAAAgAQVGltZXMgTmV3IFJvbWFuAFjObwHxX7B1KDC2dQAAAAAEAAAALQECAAQAAADwAQEACQAAADIKAAAAAAEAAABheQADoAAAACYGDwA2AUFwcHNNRkNDAQAPAQAADwEAAERlc2lnbiBTY2llbmNlLCBJbmMuAAUBAAcIRFNNVDcAARNXaW5BbGxCYXNpY0NvZGVQYWdlcwARBVRpbWVzIE5ldyBSb21hbgARA1N5bWJvbAARBUNvdXJpZXIgTmV3ABEETVQgRXh0cmEAE1dpbkFsbENvZGVQYWdlcwARBsvOzOUAEgAIIS8n8l8hjyEvR19BUPIfHkFQ9BUPQQD0RfQl9I9CX0EA9BAPQ19BAPIfIKXyCiX0jyH0EA9BAPQPSPQX9I9BAPIaX0RfRfRfRfRfQQ8MAQABAAECAgICAAIAAQEBAAMAAQAEAAUACgEAEAAAAAAAAAAPAQIAg2EAAgSGPQA9AwALAAAPAAEADwECAIgyAAAPAAEADwECAIgzAAAAAAAKAAAAJgYPAAoA/////wEAAAAAAAgAAAD6AgAAAAAAAAAAAAAEAAAALQEBABwAAAD7AhAABwAAAAAAvAIAAACGAQICIlN5c3RlbQAAmAWKAAAACgAGAAAAmAWKAP////9Q2G8BBAAAAC0BAwAEAAAA8AECAAMAAAAAAA==的取值是(     )

A.或          B.

C.             D.

4.若直线与直线平行,则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的值是(     )

A.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         B.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   C.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或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  D.

5.已知三条直线,,交于一点,则实数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(     )

A.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         B.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   C.  D.

6.已知向量,,则向量在向量上的投影向量为(     )

A.  B.

C.  D.

7.如图,在斜三棱柱中,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为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的中点,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为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靠近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的三等分点,设,,,则用,,表示为(     )

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学科网 zxxk.com学科网 zxxk.com

A. B.

C. D.

8.已知直线与直线间的距离为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,则实数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的值为(     )

A.                                     B.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 C.   D.或

9.设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,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,向量,,,且,,则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(     )

A.                                 B. C.3   D.

10.点到直线的最大距离是(     )

A.         B.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             C.   D.不存在

11.已知空间中三点,,,则点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到直线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的距离为(     )

A.                              B. C.   D.

12.如图,平行六面体中,以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为顶点的三条棱长均为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,且两两之间的夹角都是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,则(     )

A.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           B.          C.  D.

13.阅读材料:空间直角坐标系中,过点且一个法向量为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的平面的方程为,阅读上面材料,解决下面问题:直线是两平面与的交线,则下列向量可以为直线的方向向量的是(     )

A. B.

C. D.

14.设点,,若点在线段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上(含端点),则的取值范围是(     )

A.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 B.

C. D.

15.已知直线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和两点,,若直线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上存在点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使得最小,则点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    )

A.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 B.

C. D.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

第II卷(75分)page number 1

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