Make up as many questions to the sentence as you can:
The audience admired the charming music at the concert last sunday

Did the audience admire the charming music?
Who did admire the charming music at the concert last Sunday?
What did the audience do with the charming music at the concert last Sunday?
What music did the audience admire at the concert last Sunday?
What did the audience admire at the concert last Sunday?
Where did the audience admire the charming music last Sunday?
When did the audience admire the charming music at the concert?