The key to exercise solutions in chapter 7.4 - Grammar for the textbook Wider World 3 - Student's Book with authors Carolyn Barraclough and Suzanne Gaynor from Pearson Education
Question
Rewrite the sentences, using non-defining relative clauses.
Answer
Mrs Morris, who is Lucy's grandmother, is sixty-seven.
Paddy uses his bike, which is new, every day.
Number 24, where Molly loves, is a beautiful house.
Frank, who used to work at the hospital, has a coat.