The attributive clause The attributive clause introduced by introduced by when when , , where where and and why why . . Look ! What day is it today? Why are they getting together again? Today is March, 12th when people get together to plant trees!-Where is it? -It is the basketball court. It is a place where we can play basketball indoors.-That is Mrs. Green and she has asked for a leave for her giving a birth to her kid. -That is the reason why she doesnt come to work as usual.定语从句中关系副词的用法 定语从句