— Why do you do volunteer work in the No
题型:选择题
问题:
— Why do you do volunteer work in the North-West?
— I_______ to improve the lives of the children there through my efforts.
A.was trying
B.have tried
C.am trying
D.tried
— Why do you do volunteer work in the North-West?
— I_______ to improve the lives of the children there through my efforts.
A.was trying
B.have tried
C.am trying
D.tried