下列不属于代理权滥用的内容是（）。
A.自己代理
B.双方代理
C.代理人与第三人恶意串通
D.超越代理权限而为代理行为
参考答案：D
墙面抹灰一般要分层施工，其目的是（）。
A、节省材料
B、增加厚度
C、使墙面平整
D、提高抹灰层的牢同性
Can you tell me ______ when I called you?
A．what were you doing
B．what are you doing
C．what you are doing
D．what you were doing
