where when =?in which 或 on which?

1个回答

  • 您说的on which、in which是关系副词,都是有介词+关系副词“which”组成的.

    给您同样的几个例子:where=in/on/at which

    when =in/on/during which

    why =for which

    where :哪里、何处、在…地方

    when:什么时候、何时、当…时

    which:那个、那些、那一个、那一些、…的那个、…的那些