— How do you usually come to school by bus or by bike?— . I walk .A. EitherB. NeitherC.

问题补充：

— How do you usually come to school , by bus or by bike?

— . I walk .

A. Either

B. Neither

C. Both

D. Any

答案：

A. Either

(答案→)B. Neither

C. Both

D. Any

解析：你经常怎么去学校，坐公交车还是骑单车？都不是，我走路去。A两者之中任一的；B两者都不是；C两个都是; D任何一个；结合语境，选B。