皮皮学,免费搜题
登录
搜题
【单选题】
一元二次方程x 2 -3x-5=0中的一次项系数和常数项分别是(  )
A.
1,-5
B.
1,5
C.
-3,-5
D.
-3,5
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
【单选题】我hos
A.
3
B.
4
C.
5
D.
6
【单选题】Only after ____ to go to school. [     ]
A.
New China was founded; he was able
B.
was New China founded; was he able
C.
New China came into being; was he able
D.
New China founded; he was able
【单选题】由地壳运动产生断裂凹陷形成的湖泊是( )。
A.
火口湖
B.
冰川湖
C.
构造湖
D.
堰塞湖
【判断题】焊接时采用直流正接,能够减少气孔。
A.
正确
B.
错误
【单选题】When was the Wudang Mountain founded ?
A.
It's founded in the heyday of the Song Dynasty.
B.
It's founded in the heyday of the Tang Dynasty.
C.
It's founded in the heyday of the Ming Dynasty.
D.
It's founded in the heyday of the Yuan Dynasty.
【单选题】中国特色社会主义法治体系的提出是
A.
形式创新
B.
政治创新
C.
观念创新
D.
口号创新
【单选题】—When was PRC ______? —It was ______ on Oct. 1,1949. [     ]
A.
found; found
B.
founded; founded
C.
found; founded
D.
founded; found
【简答题】When was the Fraunhofer Society founded?
【单选题】Which is the first classification society founded in the world()
A.
DNV founded in 1864
B.
CCS founded in 1956
C.
LR founded in 1760
D.
ABS founded in 1862
【简答题】防守时,不仅要选择合理的防守位置,而且要保持正确的防守姿势包括手臂、 与 ,做到人、球、 、区四位一体。
相关题目: