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

so...that...中的that在句子中充当什么成分? That's where the best jobs are.句中的where 作什么成分.翻译句子 By 1980,about 90 percent of that coinitry's income The One That's in the Green Shirt 歌词 Like I’m the only one that’s in command . Let’s go and ——-- one in that shop tax liability和taxable income的区别 one of 在句中做什么成分 He is one of the students that have been lat That\'s a good one That's sound good和that sound的区别?在成分上有什么区别? that位于句首时可做什么成分? I am afraid that I can't 中的that can't 在句中做什么成分