unachievable in a sentence

Examples

1. And he added that their insistence on an IRA gesture this week was " certainly unachievable ."
2. As a result, for high dimensional systems, this may require an unachievable number of unambiguous range cells.
3. This breakthrough concept in accelerator design allowed scientists to accelerate protons to energies that would have been otherwise unachievable.
4. In a telephone interview Friday, Kenney said that the plan's timing was fairly aggressive but not unachievable.
5. Managers should be mindful of the delicate balance between stretched goals and unachievable goals that discourage people from even trying.
6. All this raises a question : What was Bradley trying to accomplish with this pair of controversial and unachievable proposals?
7. There was a time, he says, when people thought 5 percent unemployment would be unachievable without rampant inflation.
8. The worldwide eradication of polio is unachievable and efforts should be abandoned, a senior federal health official said Saturday.
9. Our budget called for us to raise $ 859 million, which looked like an overly optimistic, unachievable goal.
10. Wolfowitz warned senators against judging U . S . plans " against a standard of unachievable perfection ."