项目风险过大时,改变项目目标,这是风险应对策略的()策略
A.风险回避
B.风险自留
C.风险控制
D.风险转移
参考答案:A
Nino Hernandez, who ________ only 10kg and is regarded as the world’s shortest living man, has not grown since he was 2 years old.
A.weighed
B.had weighed
C.weighs
D.has been weighed
营养性巨幼细胞贫血,血清中的()
A.维生素B<800ng/L
B.维生素B<400ng/L
C.维生素B<200ng/L
D.维生素B<100ng/L
E.维生素B<50ng/L