PDF chapter test TRY NOW

Match the sentences with the question tags. There are three extra tags.
  
Answer variants:
are they
hasn't she
aren't they
has she
weren't they
was it
is he
isn't he
  
1. Their company wasn't developing new materials,
 ?
 
2. Sophie's invented a new smartphone app,
 ?
 
3. Andy isn't writing a blog,  
 ?
 
4. Her grandparents aren't going to fly to Canada,
 ?
 
5. Her grandparents were a bit angry,
 ?