资信证明是由（）出具的，用以证明企业的资金、信用等级情况的书面材料。
A、会计师事务所
B、企业
C、银行
D、法人
参考答案：C
—Can you tell me Kitty's address.
—I don't know, either. But I'll tell you her address as soon as she ______ to me.[ ]
A. writes
B. write
C. wrote
D. written
商务谈判成交阶段的主要任务是对主要交易内容达成（）的协议。
