问题
选择题
She will tell us why she feels so strongly that each of us has a role ________ in making the earth a better
place to live. [ ]
A. to have played
B. to play
C. to be played
D. to be playing
答案
答案:B
She will tell us why she feels so strongly that each of us has a role ________ in making the earth a better
place to live. [ ]
A. to have played
B. to play
C. to be played
D. to be playing
答案:B