As a teenager, Stella had a strange taste in clothes, so she was picked on/brought up quite often.
6 Instead of wasting/removing paper, why don't you use both sides of the page to write on?
7 Jane and George got married in the States, so many of their ancestors/relatives from Scotland found it difficult to be there for the wedding.
8 Chris strongly objects/refuses to going out with his younger sister and her friends.
9 Working from home was a concept/policy that John wasn't really familiar with.