关于关系副词和关系代词.
*I will never forget the day when I first met you on the seashore.
*I will never forget the days which/that we spent together in Xueyao Middle School.
**This is the hospital where my mother works.
**This is the hospital which/that we visited the day before yesterday.
***The reason why he did not go to school is that he was ill.
***This is the reason which/that he gave his boss in the office .
就是这些,解释一下为什么这些定语从句要用关系代词或关系副词
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这么高悬赏都没人0