He actually has to walk on them.He can't do--------

问题描述:

He actually has to walk on them.He can't do--------
A.otherwise
B.other

A.otherwise
我不知道解释得对不对,但是一般来说,other如果当形容词则后面要跟个名词,如果说each other则就是指人而不是事,otherwise则可以放在句尾独立使用而不一定要跟名词,比如,
She thought otherwise.
她从另一个侧面考虑