She said that they( )the old people in the hospital at that time

问题描述:

She said that they( )the old people in the hospital at that time
A.will help
B.helped
C.would help
D.were helping

D.were helping
at that time的意思是“当时”,肯定要用过去式
当时正在帮助医院的老人,用过去进行时