Why have the flowers withered?
My warm love pressed it on my heart, so the flower withered.
Why did the spring dry up?
I built a dike to stop water for my use, so the spring dried up.
The questions in the extension section are also constantly innovating, and there are many difficult questions that require candidates' artistic expression ability. Keep the form of this topic consistent, fully understand the theme of the poem and make it coherent. Language should be poetic.