企业的信用销售大致分为两大类型:一是企业法人之间的信用销售;二是企业对()。
A、金融机构的信用销售
B、消费者的信用销售
C、授信机构的信用销售
D、政府机构的信用销售
参考答案:B
理论上可保证组织不发生缺氧的最低平均动脉压为()
A.65mmHg
B.45mmHg
C.32mmHg
D.28mmHg
E.25mmHg
We don't know what ______ to her. [ ]
A. happen
B. was happened
C. is happened
D. has happened