1.Is he the man who/that wants to see you?(who/that在从句中作主语，指人)
2.He is the man whom/that I saw yesterday.(whom/that在从句中作宾语，指人)
3.They rushed over to help the man whose car had broken down.(whose在从句中作定语，指人)
4.Please pass me the book whose cover is green.(whose在从句中作定语，指物)
1.Beijing is the place where(in which)I was born.
2.Is this the reason why(for which)he refused our offer?
3.His father died the year when(in which)he was born.
4.He can’t find the place where(in which)he lived forty years ago.