早期诊断化脓性关节炎，最有确诊价值的检查是
A．血沉
B．血培养
C．X线摄片
D．血细胞计数及分类
E．关节穿刺及关节液检查
参考答案：E
括号内单词的适当形式填空。
1. What____he_____(do) now?
2. Tom likes______(run)in the morning.
3. One of the __________(watch) is mine.
4. Old Henry _____(sit) on a bench and watched his dog in the park.
5. Oh,what a ____(sun) day!
( )是指经证券主管机关核准发行，并经证券交易所依法审核同意，允许在证券交易所内公开买卖的证券。
A．非上市证券
B．上市证券
C．私募证券
D．公募证券
