percentage in one's income that taxable 中的that作为什么成分?

percentage in one's income that taxable 中的that作为什么成分? one-quarter of one percentage final averages in percentage marks in one's in one's in one's family in one week’s in one's search in one's be in one's in one's life in one's free In one's own get in one's in one's in one's field right in one's in one's field