the borderline between friendship and _______ is often hard to define.

she teaches the students to have respect for different races and appreciate the __________ of other cultures.

he __________ the project’s success to a sophisticated computer program.

in old times, political offenders were often ___ to the border areas.

less profitable business operations will ______ difficulty in finding financial support.

he takes the _____ that individuals have a responsibility to look after themselves.

she promised me to ____ her best to help him.

an inquiry has been set up in the __________ of the crash.

over 30,000 ________ will run in the new york marathon.

he's a guy who wants to __________ himself, to be the best.

the new player failed to ________ an immediate impression on the team.