测验的效度是指测验的可靠性，即多次测验分数的稳定和一致程度。( )
参考答案：错
忌火煅的药物是( )
A．琥珀
B．石膏
C．朱砂
D．龙骨
E．牡蛎
There are a lot students in the classroom. Some are reading. _____ are writing. [ ]
A. Other
B. The other
C. another
D. Others
