i( A )that doctors will be able to( B ) us alive(C)a long time

问题描述:

i( A )that doctors will be able to( B ) us alive(C)a long time
提问啊.有谁知道啊?A 1know 2hope 3see 4listen
B 1let 2keeo 3learn 4ask
C 1to 2with 3for 4after

A2
B2 keep吧
C3