who/which/that
It wasn't Mike Leigh __ directed the film. It was Ken Loach.
It wasn't Mike Leigh WHO directed the film. It was Ken Loach.
1. It was my dad ___ bought the tickets.
who
1. My sister is the one. She told me about the exhibition.
My sister is the one WHO told me about the exhibition.
1. All the galleries/ they're taking part in this year's art festival/ they can be found on the website.
All the galleries THAT are taking part in this year's art festival can be found on the website.
The film ___ I enjoyed most last year was Rogue One.
The film WHICH I enjoyed most last year was Rogue One.
2. Isn't that the same actor ___ you saw last week in that play about the war?
---- (no relative pronoun necessary)
2. This is the book. I read it when I was on holiday.
This is the book WHICH/THAT I read when I was on holiday.
2. Every picture is made of old glass/ the artists found it in rubbish bins and recycling centres.
Every picture is made of old glass (WHICH/THAT) the artists found in rubbish bins and recycling centres.
This is the channel __ only shows reality TV programmes.
This is the channel WHICH only shows reality TV programmes.
3. Is it right that Hollywood produces the movies ___ make the most money around the world?
which
3. This is the song. It won the award for best R&B track.
This is the song WHICH/THAT won the award for best R&B track.
3. Older programmes/ they were made before 2005/ they won't be available online until 2019.
Older programmes WHICH/THAT were made before 2005 won't be available online until 2019.
The viewers __ completed the survey were all men.
The viewers WHO completed the survey were all men.
4. There aren't many movie sequels ___ I enjoy, to be honest.
---- (no relative pronoun necessary)
4. That's the architect. He went on to design the new library.
That's the architect WHO went on to design the new library.
4. Please show tickets/ they were bought online/ show them at the main theatre box office.
Please show tickets WHICH/THAT were bought online at the main theatre box office.
The viewers __ the producers interviewed all said they enjoyed the second series.
The viewers WHO the producers interviewed all said they enjoyed the second series.
5. The last portrait __ she painted was in 1932.
----(no relative pronoun necessary)
5. She's the dancer. I spoke to her after the performance.
She's the dancer WHO/THAT I spoke to after the performance.
5. Viewers/ they want to vote for the best singer/ they need to call this number.
Viewers WHO/THAT want to vote for the best singer need to call this number.