1.1)What needed a lot of improvement?
2)The decorations needed a lot of improvement, didn't they?
3)What did the decorations need?
4) Did The decorations need a lot of improvement?
5) I wonder if The decorations needed a lot of improvement.
2.1)There were a lot of famous actors in the performance, weren't they?
2) Where were a lot of famous actors?
3) Who were in the performance?
4)I want to know if There were a lot of famous actors in the performance?
5) were there a lot of famous actors in the performance?
3.1)The play "The Fairy tale of the Forest of Arden" has a tragic ending, hasn't it?
2) Do you know that The play "The Fairy tale of the Forest of Arden" has a tragic ending?
3) What has a tragic ending?
4)Does The play "The Fairy tale of the Forest of Arden" have a tragic ending?
5) What does The play "The Fairy tale of the Forest of Arden" have?
