Heroes are those who，given a choice between doing the right thing at great personal cost or the wrong thing for great personal benefit，＿＿＿＿the former.

A．choose

B．chosen

C．choosing

D．to choose

以夏科（Charcot）三联征为典型表现的疾病是（）.

A.急性憩室炎

B.急性出血性胰腺炎

C.急性胆管炎

D.十二指肠憩室

E.胃溃疡