皮皮学,免费搜题
登录
搜题
【单选题】
肠蛔虫病的临床特征是
A.
腹部绞痛,弯腰,恶心呕吐
B.
阵发性腹痛、呕吐
C.
左上腹钝痛
D.
剧烈阵发性肠绞痛,双腿蜷缩
E.
持续性腹痛伴阵发性加重
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
举一反三
【简答题】已知关于x,y的方程C:x 2 +y 2 -2x-4y+m=0. (1)若方程C表示圆,求m的取值范围; (2)若圆C与圆x 2 +y 2 -8x-12y+36=0外切,求m的值; (3)若圆C与直线l:x+2y-4=0相交于M,N两点,且 |MN|= 4 5 5 ,求m的值.
【简答题】A. Become more touchy-feely B. Eat more chocolate every day C. Eat less sodium and salt D. Eat potassium-rich foods
【单选题】______ you eat butter, cream and chocolate, ____ you will become.
A.
The more, the thinner
B.
The less, the fatter.
C.
more, fatter
D.
The more, the fatter
【单选题】已知圆C:(x-2) 2 +(y-1) 2 =25,过点M(-2,4)的圆C的切线l 1 与直线l 2 :ax+3y+2a=0平行,则l 1 与l 2 间的距离是(  )
A.
8 5
B.
2 5
C.
28 5
D.
12 5
【单选题】过点M(-2,4)作圆C:(x-2) 2 +(y-1) 2 =25的切线l,且直线l 1 :ax+3y+2a=0与l平行,则l 1 与l间的距离是(  )
A.
8 5
B.
2 5
C.
28 5
D.
12 5
【判断题】过程创新是指产品的生产技术的变革,它包括新工艺、新设备和新的组织管理方式
A.
正确
B.
错误
【简答题】A. Become more touchy-feely B. Eat some chocolate every day C. Eat less sodium and salt D. Eat potassium-rich foods
【多选题】等速运动测定仪可以提供的肌力测试形式包括()
A.
等速向心收缩
B.
等速离心收缩
C.
模拟闭运动链运动
D.
等速持续被动运动
【简答题】However life strikes you,cities worldwide have been growing even more rapidly.Some of this growth has occurred in the developed world,but the most dramatic increase has been in the Third World.A...
【单选题】平移坐标轴,将坐标原点移至 ,则点 在新坐标系中的坐标为 ( )
A.
(-13,8)
B.
(13,-8)
C.
(-3,4)
D.
(3,-4)
相关题目: