1.单选题- (共6题)
的二项展开式的第二项的系数为
，则
dx的值为( )
，且其图像关于直线
对称，则（ ）
的最小正周期为
，且在
上为增函数
，且在
上为增函数
的通项公式为
，其前n项和为
，则在数列
中，有理数项的项数为（ ）
，数列{bn}是等比数列，且b7＝a7，则b2b8b11等于（）
是指大气中直径小于或等于2.5微米的颗粒物，也称为可入肺颗粒物.如图是根据某中学学生社团某日早6点至晚9点在某中学东、西两个校区附近的监测点统计的数据（单位：毫克/立方米）列出的茎叶图，东、西两个校区浓度的方差较小的是
| A．东校区 | B．西校区 | C．东、西两个校区相等 | D．无法确定 |
2.选择题- (共8题)
It is {#blank#}1{#/blank#}(belief) that the place will become a paradise if people live in peace.
阅读下面材料，在空白处填入适当的内容（1个单词）或括号内单词的正确形式。
One day an ant was drinking at a small stream and fell in. She made all efforts {#blank#}1{#/blank#} (reach) the side, but made no progress at all. The poor {#blank#}2{#/blank#} (tire) ant was still bravely doing her best when a dove saw her. Moved by her {#blank#}3{#/blank#} (determine) and perseverance, the bird threw her a blade of grass, {#blank#}4{#/blank#}supported her like a raft, and thus the ant reached the bank again. While she was resting and drying {#blank#}5{#/blank#} (she) in the grass, she {#blank#}6{#/blank#} (hear) a man come near. He was walking along barefooted {#blank#}7{#/blank#} a gun in his hand. As soon as he saw the dove, he wished to kill it. He would certainly have done so, but the ant bit him in the foot just as he raised his gun to fire. He stopped to see {#blank#}8{#/blank#} had bitten him, and the dove {#blank#}9{#/blank#}(immediate) flew away. It was an animal much {#blank#}10{#/blank#}(weak) that had saved her life.
阅读下面材料，在空白处填入适当的内容（1个单词）或括号内单词的正确形式。
One day an ant was drinking at a small stream and fell in. She made all efforts {#blank#}1{#/blank#} (reach) the side, but made no progress at all. The poor {#blank#}2{#/blank#} (tire) ant was still bravely doing her best when a dove saw her. Moved by her {#blank#}3{#/blank#} (determine) and perseverance, the bird threw her a blade of grass, {#blank#}4{#/blank#}supported her like a raft, and thus the ant reached the bank again. While she was resting and drying {#blank#}5{#/blank#} (she) in the grass, she {#blank#}6{#/blank#} (hear) a man come near. He was walking along barefooted {#blank#}7{#/blank#} a gun in his hand. As soon as he saw the dove, he wished to kill it. He would certainly have done so, but the ant bit him in the foot just as he raised his gun to fire. He stopped to see {#blank#}8{#/blank#} had bitten him, and the dove {#blank#}9{#/blank#}(immediate) flew away. It was an animal much {#blank#}10{#/blank#}(weak) that had saved her life.
近年来，微信(Wechat)成为了人们非常喜欢的通信工具，但是也给人们带来一些困扰。请对这一现象谈一下自己的看法，内容包括1.使用微信的利与弊；2.自己的看法和建议。
注意：1）词数100左右；
2）为使行文连贯可适当增加细节。
In recent years, Wechat is becoming increasingly popular.
Hearing the good news that he had been admitted into his dream university after so many years of hard work, his parents couldn't help b{#blank#}1{#/blank#} into tears.
Hearing the good news that he had been admitted into his dream university after so many years of hard work, his parents couldn't help b{#blank#}1{#/blank#} into tears.
I would be g{#blank#}1{#/blank#} if you could give me some advice on how to improve my English.
I would be g{#blank#}1{#/blank#} if you could give me some advice on how to improve my English.
3.填空题- (共1题)
，则输入的整数
的值为 .
4.解答题- (共2题)
中，已知点
在
边上，且
，
．
1
求
的长；
．
中，侧面
为矩形，
，
，
为
的中点，
与
交于点
，
侧面
；
，求直线
与平面
所成角的正弦值.-
【1】题量占比
单选题:(6道)
选择题:(8道)
填空题:(1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：0
7星难题：0
8星难题：0
9星难题：9