If you let pressure benefit ________upset you，much more can be accomplished than you thought possible.

A．more than

B．rather than

C．other than

D．less than

苯胺轻度中毒者，其高铁血红蛋白的含量一般在：（）

A.10～30%

B.30～50%

C.5～15%

D.15～30%

E.20%～30%