I have two sisters but of us are likely to win the scholarship this term.A. no oneB. none

问题补充：

I have two sisters but of us are likely to win the scholarship this term.

A. no one

B. none

C. neither

D. both

答案：

A. no one

(答案→)B. none

C. neither

D. both

解析：us在句中指三个人，but表转折，应是三者中任何一个都不，所以选B。