impossible task造句怎么写

Take a worldwide problem and solve it for somebody in your neighborhood - Changing the world is an impossible task but you can make a difference on your doorstep.

To a large extent, by investing through mutual funds, we relieve ourselves of the time-consuming and almost impossible task of researching each investment opportunity and its possible risk.

There are no witnesses, and it is a nearly impossible task to identify the perpetrators, he said.

So the prince told her the whole story, and of the impossible task given him by the crocodile.