What are the sentences about volunteers working hard?

The sentence about volunteers working hard is:

1, enter the ranks of volunteers, noble sentiments are in your hearts and mine, society needs us, times call us, volunteers' hands hold up the sky of love, let love light the torch and warm the spring, summer, autumn and winter. Volunteers have worked hard.

2. Ah, the names of volunteers are so kind and shining, their hearts are so hot and broad, their righteous acts are so shocking, they are the interaction of civilizations, they are angels of happiness on earth, and they are supreme enthusiasts. Although there is ruins in front of you, there are miracles and hopes behind you. You have worked hard.

You work hard to help us. Thanks to the volunteers, your efforts are worthwhile!

4. Volunteers are the righteous acts of human beings who do good deeds without asking for anything in return. They are hardworking and kind.

Volunteers are a group of volunteers who are not afraid of hardship, hardship, distance and tiredness. They just want to do good deeds and leave their happiness to others.