债权转让中,其当事人为( )。
A.债权人与第三人
B.债务人与第三人
C.债权人与债务人
D.或A或B或C
参考答案:A
使用银量法测定苯巴比妥含量时,指示终点的方法是()
A.永停法
B.指示剂法
C.电位法
D.不可逆指示剂法
E.电导法
.He might have_____ his idea about the art at the exhibition much better if he had planned what he wanted to say.
A.carried out
B.worked out
C.thought out
D.made out