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.
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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