Write passive sentences in the PRESENT PERFECT tense.
→ Your be verb should be has been/have been (or their negative forms).

10. I have painted this wall six times!
This wall six times.

11. Why have you painted this wall pink?
Why this wall pink?

12. Users have uploaded hundreds of millions of photos on Instagram.
Hundreds of millions of photos on Instagram.

13. Artists and bands have recorded the song "Yesterday" by the Beatles over 4000 times.
The song "Yesterday" by the Beatles over 4000 times.

14. My brother, two cousins, six aunts, three neighbours and I have watched this video clip 307 times, but no one else has seen it.
This video clip 307 times.