For example,if a word ends -- the letters "er",that the word may be the name of ...

问题描述:

For example,if a word ends -- the letters "er",that the word may be the name of ...
后面是指“执行此动作的人或物”,字数限制,敬请原谅
A.in B.off C.up D.by
是固定搭配吗?可以填with吗?
风唱梵音

end in是以.结束,为固定搭配.