目前我国股权投资基金投资者在契约型基金中的人数限制是( )。
患者,女,59岁。胃病时作,喜温喜按,空腹痛甚,得食痛减,纳差,大便溏薄,舌淡苔白,脉虚弱。此证可用的方剂为( )。
Such animals as South China tigers are believed ______,for we've had no track of them for ages .