1, Those are the books that he has bought from the bookstore
2, The book written by Jane Austen is very interesting
3, The lady who I spoke to an hour ago gave me good advice
4, Is that the computer that your father bought last month?
5, A girl who was injured in the accident is now in the hospital
6, A man who answered the phone told me you were away
7, A bus which goes to the airport runs every half an hour
8, I met Jane's father who works at the university
9, Peter who has never been abroad is studying French and German
10, You've all met Michael Wood who is visiting us for a couple of days