__as he was, he felt very ___.

A．Wealth, alone

B．Wealth, lonely

C．Wealthy, lonely

D．Wealthy, alone

正常骨髓在必要时产生红细胞能力是正常的()

A．10～12倍

B．3～4倍

C．1～2倍

D．6～8倍

E．20～30倍