对于下列疾病，骨髓检验只能作出支持诊断的是（）
A.缺铁性贫血
B.巨幼细胞性贫血
C.再生障碍性贫血
D.白血病
E.多发性骨髓瘤
参考答案：A
All the government leaders and policemen in Thailand must see to ______ that every citizen should stay safe and sound in the terrible flood. [ ]
A. all
B. everything
C. it
D. themselves
外部经济（External economy）
