who whose whom 的用法区别

who 是做主语成分 后面接动词如 who did it?whom 是做宾语成分 动作的对象 如 whom did you give the pen to 如果改成祈使句就很明白 you gave the pen to whom( 宾语） 很多时候,who代替了whom的用法.如果你比较一...