浙江省泉山市台商投资区2016-2017学年八年级下学期期末考试数学试题

适用年级:初二
试卷号:201392

试卷类型:期末
试卷考试时间:2017/10/29

1.选择题(共2题)

1.

短文改错。文中共有10处语言错误,每句中最多有两处。每处错误涉及一个单词的增加、删除或修改。

增加:在缺词处加一个漏字符号(∧),并在其下面写出该加的词。

删除:把多余的词用斜线(﹨)划掉。

修改:在错的词下面画一横线,并在该词下面写出修改后的词。

注意:1). 每处错误及其修改均仅限一词;

2). 只允许修改10处,多者(从第11处起)不计分。

Dear Xiaohua,

    It is four days since mother recieves the operation. She is feeling much more better. The doctors told me the operation was successful, but because her old age she had to stay in hospital for other two weeks. The doctors also say it was quite necessary for him to do so. We expect to get a full report in two and three days. Please tell the good news to the rest of the family as soon as possible. You need't come here. I'm able to look at mother by myself. You can send some flower to her. She will feel very happily.

Yours,

Xiaohua

2.

短文改错。文中共有10处语言错误,每句中最多有两处。每处错误涉及一个单词的增加、删除或修改。

增加:在缺词处加一个漏字符号(∧),并在其下面写出该加的词。

删除:把多余的词用斜线(﹨)划掉。

修改:在错的词下面画一横线,并在该词下面写出修改后的词。

注意:1). 每处错误及其修改均仅限一词;

2). 只允许修改10处,多者(从第11处起)不计分。

Dear Xiaohua,

    It is four days since mother recieves the operation. She is feeling much more better. The doctors told me the operation was successful, but because her old age she had to stay in hospital for other two weeks. The doctors also say it was quite necessary for him to do so. We expect to get a full report in two and three days. Please tell the good news to the rest of the family as soon as possible. You need't come here. I'm able to look at mother by myself. You can send some flower to her. She will feel very happily.

Yours,

Xiaohua

2.单选题(共4题)

3.
如图,函数 ()和 ()的图象相交于点A,则不等式的解集为(    )
A.B.C.D.
4.
已知反比例函数,在下列结论中,不正确的是( ).
A.图象必经过点(1,2);B.图象在第一、三象限;
C.的增大而减少;D.若>1,则<2 。
5.
如图,点P轴正半轴上的一个动点,过点PPQ轴交双曲线(x>0)于点Q,连结OQ. 当点P沿轴的正方向运动时,RtQOP的面积(    ).   
A.保持不变B.逐渐减小C.逐渐增大D.无法确定
6.
如图,已知在正方形中,点分别在上,△是等边三角形,连接,给出下列结论:

; ② ;
垂直平分;    ④
其中结论正确的共有( ).
A.1个B.2个C.3个D.4个

3.填空题(共3题)

7.
红细胞的平均直径为,将0.0000077用科学记数法表示为__________.
8.
在函数y=" (m" -3)x -2(m是常数)中, y随着x的增大而增大,则m的取值范围是______。
9.
将直线y=3x向上平移1个单位,可以得到直线________.

4.解答题(共7题)

10.
计算:
11.
先化简,再求值:,其中.
12.
解分式方程:
13.
甲、乙两辆汽车同时分别从A、B两城沿同一条高速公路匀速驶向C城.已知A、C两城的距离为360km,B、C两城的距离为320km,甲车比乙车的速度快10km/h,结果两辆车同时到达C城.设乙车的速度为x km/h
(1)根据题意填写下表:
 
行驶的路程(km
速度(km/h
所需时间(h
甲车
360
 
 
乙车
320
x
 
 
(2)求甲、乙两车的速度.
14.
如图,正方形的边在坐标轴上,点坐标为,将正方形绕点逆时针旋转角度 ,得到正方形交线段于点的延长线交线段于点,连结

(1)求证:CG平分
(2)在正方形绕点逆时针旋转的过程中,求线段之间的数量关系;
(3)连结,在旋转的过程中,四边形是否能在点G满足一定的条件下成为矩形?若能,试求出直线的解析式;若不能,请说明理由.
15.
如图,在平面直角坐标系中,直线轴交于点,与双曲线在第二象限内交于点(-3,).

⑴求的值;
⑵过点作直线平行轴交轴于点,连结AC,求△的面积.
16.
已知:如图,在平行四边形ABCD中,点E、F在AC上,且AE=CF.
求证:四边形BEDF是平行四边形.
试卷分析
  • 【1】题量占比

    选择题:(2道)

    单选题:(4道)

    填空题:(3道)

    解答题:(7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:2

    5星难题:0

    6星难题:4

    7星难题:0

    8星难题:6

    9星难题:2