Answer:
1. I bring fresh showers for the thirsting flowers,
2. I bear the light shade for the leaves when laid 
3. From my wings are shaken the dews that waken 
Step-by-step explanation:
They all have an internal rhyme 
Ex: "Natures first green is gold, her hardest hue to hold"- Robert Frost
Thats like rhyming in the answer above. 
-Have a great day!!!