谈判目标有（）
A.顶线目标
B.协议目标
C.底线目标
D.可交易目标
E.浮动目标
参考答案：A, C, D
Daisy ______ all the housework, she dropped herself into the sofa, sighing with relief.
A．finished
B．had finished
C．having finished
D．finishing
JSP技术
