1.   But success means you also master mundane tasks such as bookkeeping and scrubbing bathtubs.

2.   But the dolphins have also mastered tasks that no other animals have managed.

3.   Everyone has sensed the feeling of accomplishment when a seemingly impossible task is mastered and has felt exhilaration after creating something.

4.   His victories are mastering simple tasks.

5.   Realizing that children like to master tasks, the team designed interactive games that reward children for right answers.

6.   While these emblems are not the well-known merit badges scouts earn for mastering specific tasks, they can still be worn on scouting uniforms as badges of honor.

7.   While these emblems are not the well-known merit badges scouts earn for mastering specific tasks, they can still be worn on scout uniforms as badges of honor.

8.   What is less sure is how the victors will master the daunting tasks of rebuilding a ruined economy and fighting rampant crime.

9.   While other workers goofed off, Boulis spent his time memorizing the menu and mastering every task.

10.   While other workers goofed off, Boulis memorized the menu and mastered every task.