石膏的主治病证有()
A.气分高热
B.肺热咳喘
C.湿热黄疸
D.胃火牙痛
E.水火烫伤
参考答案:A, B, D, E
It's clear that the thief was seen __ into the room that night.
A.went
B.go
C.going
D.to go
下列二次函数中,顶点坐标是(2,-3)的函数解析式为( )
A.y=(x-2)2+3
B.y=(x+2)2+3
C.y=(x-2)2-3
D.y=(x+2)2-3