--Did you remember to give your boss my message?

--Yes, I gave it to her__ I saw her. 

A．while

B．suddenly

C．as long as

D．the instant

下列哪种消化性溃疡最易发生出血

A．十二指肠球部溃疡

B．十二指肠球后溃疡

C．胃小弯溃疡

D．幽门管溃疡

E．复合性溃疡