21.   Socialists claim modern cultivation of land is technically impossible with numerous small owners.

22.   Their small size and interlocking design allow them to be put together in cantilevered and curving structures impossible with conventional blocks.

23.   The research developed by the two professors involved using neutron scattering techniques to examine solids and fluids to a degree previously impossible with X-Ray or microscopes.

24.   The news agency said that communications were currently impossible with the base which was sealed off by police and the army.

25.   It was impossible with all the sprinters who were getting involved.

26.   It has demanded Zia resign, saying free voting is impossible with her in office.