2013年初中毕业升学考试(辽宁铁岭卷)数学(带解析)

适用年级:初三
试卷号:584860

试卷类型:中考真题
试卷考试时间:2017/7/26

1.单选题(共6题)

1.
的绝对值是
A.B.C.D.
2.
如果三角形的两边长分别是方程x2﹣8x+15=0的两个根,那么连接这个三角形三边的中点,得到的三角形的周长可能是
A. 5.5 B. 5   C. 4.5 D. 4
3.
下列各式中,计算正确的是
A.B.C.D.
4.
某工厂生产一种零件,计划在20天内完成,若每天多生产4个,则15天完成且还多生产10个.设原计划每天生产x个,根据题意可列分式方程为
A.B.C.D.
5.
如图,在△ABC和△DEC中,已知AB=DE,还需添加两个条件才能使△ABC≌△DEC,不能添加的一组条件是
A.BC=EC,∠B=∠EB.BC=EC,AC=DC
C.BC=DC,∠A=∠DD.∠B=∠E,∠A=∠D
6.
下列图形中,既是中心对称图形又是轴对称图形的是
A.B.C.D.

2.选择题(共18题)

7.

你愿意为我捎个口信吗?    (would like to do sth.)

{#blank#}1{#/blank#}

8.

你愿意为我捎个口信吗?    (would like to do sth.)

{#blank#}1{#/blank#}

9.

选词填空。

hobby, trust, must, last, share, valuable, wrong, other, well, solve

    Many people want others to be their friends,but they don't give friendship back.That's why some friendships don't{#blank#}1{#/blank#}very long.You really want other people to be your fiends,right? Well,you'd better know the following things.Friends must trust each{#blank#}2{#/blank#},So being honest(诚实的)is very important.If a friend finds out that you are not honest,you may lose your friend's {#blank#}3{#/blank#}.

    To be a good friend,you must learn to{#blank#}4{#/blank#}.You don't have to give your lunch money or your clothes to your friend.But you need to learn how to share things you enjoy,like your{#blank#}5{#/blank#}or interests.Certainly,you can also share your ideas and feelings.These can be very{#blank#}6{#/blank#}to a friend.By sharing them you help your friend know you much{#blank#}7{#/blank#}.

    At school,something may go{#blank#}8{#/blank#}.Talking about the problem can help you{#blank#}9{#/blank#}it easily.Turning to a friend can be a first choice to solve the problem.So to be a friend, you{#blank#}10{#/blank#}listen and understand.You must try to put yourself in your friend's place,So you can understand the problem better.

10.

Mr White thinks that this picture is an art{#blank#}1{#/blank#}(珍宝).

11.

Mr White thinks that this picture is an art{#blank#}1{#/blank#}(珍宝).

12.

最后我找到了改变我生活的机会。

Finally I found a chance to{#blank#}1{#/blank#} {#blank#}2{#/blank#} {#blank#}3{#/blank#}

13.

她没说一句话就匆匆走了。

She hurried off{#blank#}1{#/blank#} {#blank#}2{#/blank#} {#blank#}3{#/blank#}.

14.

她没说一句话就匆匆走了。

She hurried off{#blank#}1{#/blank#} {#blank#}2{#/blank#} {#blank#}3{#/blank#}.

15.

她没说一句话就匆匆走了。

She hurried off{#blank#}1{#/blank#} {#blank#}2{#/blank#} {#blank#}3{#/blank#}.

16.

她没说一句话就匆匆走了。

She hurried off{#blank#}1{#/blank#} {#blank#}2{#/blank#} {#blank#}3{#/blank#}.

17.

她没说一句话就匆匆走了。

She hurried off{#blank#}1{#/blank#} {#blank#}2{#/blank#} {#blank#}3{#/blank#}.

18.

根据语境从方框中选择恰当的短语填空,有的需要变换形式。

in silence, day by day, worry about, turn back, talk with

19.

那个包里装满了苹果。    (be full of)

{#blank#}1{#/blank#}

20.

那个包里装满了苹果。    (be full of)

{#blank#}1{#/blank#}

21.

We did a(n){#blank#}1{#/blank#}(采访)with Mr Brown yesterday.

22.

Jenny says that this tour{#blank#}1{#/blank#}(包括)visit to a science museum.

23.

Jenny says that this tour{#blank#}1{#/blank#}(包括)visit to a science museum.

24.

Jenny says that this tour{#blank#}1{#/blank#}(包括)visit to a science museum.

3.填空题(共5题)

25.
某商店压了一批商品,为尽快售出,该商店采取如下销售方案:将原来每件m元,加价50%,再做两次降价处理,第一次降价30%,第二次降价10%.经过两次降价后的价格为  元(结果用含m的代数式表示)
26.
函数有意义,则自变量x的取值范围是  
27.
如图,点P是正比例函数y=x与反比例函数在第一象限内的交点,PA⊥OP交x轴于点A,△POA的面积为2,则k的值是  
28.
在综合实践课上.五名同学做的作品的数量(单位:件)分别是:5,7,3,6,4,则这组数据的中位数是  件.
29.
如图,在平面直角坐标中,直线l经过原点,且与y轴正半轴所夹的锐角为60°,过点A(0,1)作y轴的垂线l于点B,过点B1作作直线l的垂线交y轴于点A1,以A1
A.BA为邻边作ABA1C1;过点A1作y轴的垂线交直线l于点B1,过点B1作直线l的垂线交y轴于点A2,以A2B1.B1A1为邻边作A1B1A2C2;…;按此作法继续下去,则Cn的坐标是  

4.解答题(共2题)

30.
先化简,再求值:,其中a=﹣2.
31.
如图,△ABC中,AB=AC,AD是△ABC的角平分线,点O为AB的中点,连接DO并延长到点E,使OE=OD,连接AE,BE,

(1)求证:四边形AEBD是矩形;
(2)当△ABC满足什么条件时,矩形AEBD是正方形,并说明理由.
试卷分析
  • 【1】题量占比

    单选题:(6道)

    选择题:(18道)

    填空题:(5道)

    解答题:(2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:3

    7星难题:0

    8星难题:2

    9星难题:8