维生素K3与维生素K1都可制成水溶性注射液，大量使用本类药物可引起正铁血红蛋白血症而致溶血性贫血。
参考答案：错
公平是个永恒的话题。下图中能够有效解决公平问题的措施是
A．①②
B．①③
C．②④
D．③④
Picasso's ______ ability was apparent in his early youth when he started drawing sketches.
A．writing
B．artistic
C．reasoning
D．literary
