求这句话的否定句,一般疑问,划线提问

they did not plant many trees on both sides of the rood lost spring
did they plant many trees on both sides of the rood lost spring
划线
who did plant many trees on both sides of the rood lost spring?
what did they do on both sides of the rood lost spring?
where did they plant many trees?
when did they plant many trees on both sides of the rood lost spring