题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015734-21118.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015734-23063.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015734-62339.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015735-47919.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015735-51281.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015735-30743.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015734-62339.gif)
A.![]() | B.![]() | C.![]() | D.![]() |
答案
解析
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015730-45997.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015730-38796.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015730-96386.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015730-38796.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015730-45997.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015730-96386.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015731-93554.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015730-45997.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015730-38796.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015726-29458.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015726-53236.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015726-41661.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015726-83022.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015727-85048.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015727-13606.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015727-48608.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015727-91249.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015728-68587.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015721-79362.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015721-63152.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015721-96364.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015721-21776.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015721-60839.gif)
分别是
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015721-25988.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015722-29111.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015722-49476.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015722-34935.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015722-80459.gif)
(1)求证:
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015722-45485.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015723-68115.gif)
(2)求证:
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015723-79304.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015723-68115.gif)
(3)求异面直线
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015723-56796.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015723-43538.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015716-69716.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015716-69716.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015716-69716.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015716-69716.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015716-70903.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015716-40326.gif)
A.![]() | B.![]() | C.![]() | D.以上都不是 |
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015709-43561.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015709-51361.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022015709-21763.gif)
A.![]() | B.![]() | C.![]() | D.![]() |
最新试题
- 1若,则= _______;已知线段a=9cm,c=4cm,线段b是a、c的比例中项,则b等于 cm.
- 2文艺复兴时,提倡“人权”否定“神权”的社会根源在于( )A.反对天主教会弘扬神权的封建思想B.资产阶级个人主义的反映C
- 3读图,回答.(1)与云南省相邻的国家有______个,其中内陆国是序号数中的______.(2)省区名称:④_____
- 4已知关于x的不等式x+1x+a<2的解集为P,若1∉P,则实数a的取值范围为( )A.(-∞,-1]∪[0,+∞)B.
- 5图中重物的质量为m,轻细线AO和BO的A、B端是固定的。平衡时AO是水平的,BO与水平面的夹角为θ。AO的拉力F1和BO
- 6— Where"s Jack today? — Oh, I"m sorry to say that he had
- 7下列各式正确的个数是( )(1)x8x4=x2;(2)x23-x=x+3;(3)-33x-3=11-x;(4)x-yx
- 8综合性学习。 (10分)“世界充满爱!”世界上有爱的地方,就会有迷人的风景,就会有感人的故事,就会有萌动的情怀。亲爱的同
- 9在等腰梯形ABCD中,已知AD∥BC,∠A=100°,那么∠C的度数是______.
- 10如图,石头A和石头B相距80cm,且关于竹竿l对称,一只电动青蛙在距竹竿30cm,距石头A为60cm的P1处,按如下顺序
热门考点
- 1在家庭中用鲜葡萄制作果酒时,正确的操作是[ ]A.让发酵装置接受光照B.给发酵装置适时排气C.向发酵装置通入空气
- 2提纯蛋白质可以用的方法是A.变性B.颜色反应C.盐析D.灼烧
- 3用所给单词的适当形式填空。1. Look at the picture, Mr Hand ______ (sit) be
- 4小明总是不明白:地球上的水那么多,怎么还说水资源短缺呢?根据图“地球水资源比例示意图”和教材P40表2-2资料,请你为小
- 5如图所示,在一根张紧的水平绳上,悬挂有 a、b、c、d、e五个单摆,让a摆略偏离平衡位置后无初速释放,在垂直纸面的平面内
- 6美国第一任总统 。
- 7蘑菇的营养方式和生殖方式分别是( )A.寄生,分裂生殖B.寄生,孢子生殖C.腐生,分裂生殖D.腐生,孢子生殖
- 8的展开式中的系数为 (用数字作答)
- 9我国的心理学家对一百名有成就的专家、学者进了分析研究,发现他们一般都具有如下性格特征:[ ]①高度的责任心;②身
- 10以下是有关植物生长发育和繁殖的叙述,错误的是( )A.在自然状况下,一朵桃花由5片花瓣、多枚雄蕊(有大量的花粉)和一枚