用duty造句

I am on duty today~
PS:太easy了 —_—!

It's our duty to protect the earth mother.

保护大地母亲是我们的责任。

It's our duty to protect the honour of Holy Light.

维护圣光的荣耀是我们的责任。

As young adults, it is our duty to try our best in our education

Whose duty it is ?
(这是谁的责任？)

It is my duty for that.

It`s my duty