Change the following sentence into the tense below!

simple past tense 
(+) = many sings a beautiful song in the concert tonight beautifully
(-) = many doesn't sing a beautiful song in the concert tonight beautifully
(?) = does many sing a beautiful song in the concert tonight beautifully?

simple present tense
(+) = many sang a beautiful song in the concert tonight beautifully
(-) = many didn't sing a beautiful song in the concert tonight beautifully
(?) = did many sing a beautiful song in the concert tonight beautifully?