国家对从事物业管理活动的企业,实行( )制度。
A.职业资格证书B.资质管理C.自治管理D.生产许可管理
参考答案:B
根据实际情况回答.
1. Did you have a nice childhood (童年)?
__________________________________________
2. What did you do yesterday?
3. Did you watch the Asian Games in Guangzhou?
4. Do you like Beijing?
5. How did you go to school yesterday?
术中异常出血的因素中,与麻醉有关的是()
A.缺氧
B.干扰凝血过程
C.肌松药
D.动静脉压升高
E.使末梢血管扩张