1.选择题- (共13题)
2.设F1、F2是椭圆 {#mathml#}{#/mathml#} 的两个焦点,点P在椭圆上,且满足 {#mathml#}{#/mathml#} ,则△F1PF2的面积等于{#blank#}1{#/blank#}
3.设F1、F2是椭圆 {#mathml#}{#/mathml#} 的两个焦点,点P在椭圆上,且满足 {#mathml#}{#/mathml#} ,则△F1PF2的面积等于{#blank#}1{#/blank#}
4.为了研究一片大约一万株树木的生长情况,随机测量了其中100株树木的底部周长(单位:cm),根据所得数据画出的样本频率分布直方图如图,那么在这片树木中底部周长大于100cm的株树大约中( )
12.已知具有线性相关的两个变量x,y之间的一组数据如表:
x | 0 | 1 | 2 | 3 | 4 |
y | 2.2 | 4.3 | t | 4.8 | 6.7 |
且回归方程是 {#mathml#}{#/mathml#} =0.95x+2.6,则t=( )
13.已知具有线性相关的两个变量x,y之间的一组数据如表:
x | 0 | 1 | 2 | 3 | 4 |
y | 2.2 | 4.3 | t | 4.8 | 6.7 |
且回归方程是 {#mathml#}{#/mathml#} =0.95x+2.6,则t=( )
2.单项选择- (共11题)
14.
.---- Mom,I saw some red new mountain bikes in that shop today.
---- Why not buy______?
---- Why not buy______?
A.one | B.it | C.that | D.the one |
15.
On____cold morning in___October of 2010,we all saw the first heavy snow.
A.不填;不填 | B.不填;the | C.a;the | D.a an |
16.
---- Please tell Tom about the meeting tomorrow.
---- We ______him yesterday.It is a little late ,in my opinion.
---- We ______him yesterday.It is a little late ,in my opinion.
A.ought to tell | B.would have told |
C.should have told | D.must have told |
17.
My sister was determined that her daughter ____abroad when she grows up.
A.goes | B.go | C.would go | D.went |
18.
The boy is too stubborn,who is able to______him to follow my advice?
A.suggest | B.advise | C.prefer | D.persuade |
19.
To my surprise,no attention was paid______the text in my class.
A.to read | B.in reading | C.reading | D.to reading |
20.
When I entered home,I found all the windows______and something______.
A.open;stolen | B.opening;stealing | C.opened;stolen | D.open;stealing |
21.
Though the old lady lives in a (an)______house,she doesn’t feel______at all.
A.lonely;lonely | B.alone;lonely | C.alone;alone | D.lonely;alone |
22.
The doctor came up and asked me ______the day before.
A.what had I eaten | B.what I have eaten |
C.what have I eaten | D.what I had eaten |
试卷分析
-
【1】题量占比
选择题:(13道)
单项选择:(11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:3
5星难题:0
6星难题:7
7星难题:0
8星难题:1
9星难题:0