20 !
combine the two sentences. use a non-defining relative
clause.
1 lily is studying to be a doctor. her mother is a nurse.
lily, whose mother is a nurse, is studying to be a doctor
2 my brother works as a lecturer. he also does research into
tropical diseases.
my brother
3 my studio is very cheap. i spend most of my time there.
my studio
4 my computer is a laptop. i take it with me everywhere.
my computer
5 my boss spends very little time in the office. his secretary
is his wife.
my boss
6 my office is never warm enough. it has a marvellous view
of the river.
my office
