1.   A treaty was urgently required and strenuous efforts should be made to secure participation and cooperation with the Soviet Union.

2.   His father emphasized strenuous effort to achieve goals and total obedience to those in authority, and he ranted about corrupt politicians.

3.   Many think that in spite of strenuous efforts by Mill, utilitarianism can not really do justice to the concept of justice.

4.   Some companies are making strenuous efforts to increase the proportion of women at all levels of employment.

5.   Strenuous efforts have been made to program such recognition abilities into microcomputers and several packages for manipulating and comparing spectra are available.

6.   Strenuous efforts were made last weekend to settle the outstanding claim of the town of Seveso itself.

7.   The government made strenuous efforts to upgrade the quality of the teaching profession.

8.   This document asks doctors to avoid making strenuous efforts to prolong your life if the eventual outcome is known to be terminal.

9.   Try thinking of a single international agreement that countries have made more strenuous efforts than were strictly necessary to implement.