休克经补充足够容量后，血压仍低，但中心静脉压高，可采取的措施是() A.继续补充血容

男，8岁，右髋疼痛，活动受限，请结合图像，选出最可能的诊断()

A．股骨头骨骺缺血坏死

B．髋关节结核

C．剥脱性骨软骨炎

D．退行性骨关节病

E．骨纤维异常增殖症

Yunnan is       colorful     millions of people come to enjoy themselves every year.                                                                      

A．too…to

B．so…that

C．not…until

D．so…but

一般来说，股东资本大于借入资本较好。______

下列省区的名称、简称与行政中心的组合，正确的是（）

A、吉林省—吉—吉林

B、广东省—广—广州

C、贵州省—贵—贵阳

D、山东省—豫—济南

One reason that criticism has been leveled at derivatives and derivatives markets is that:()

A. derivatives have too much default risk. 

B. markets for derivatives seldom function efficiently like a stock exchange. 

C. they are complex instruments and sometimes hard to understand.