That hero who died in the war was so brave that he never ____ ____ to the enemies until death.

A．gave up

B．gave out

C．gave in

D．gave away

降低门脉压力作用较大者为（）

A．门腔静脉分流术

B．脾-肾静脉分流术

C．远端脾肾静脉分流术

D．肠系膜上静脉、下腔静脉桥式分流术

E．肠系膜上静脉、下腔静脉侧侧分流术