21. They leave when they're unchallenged or bored in their current work assignments . 22. Many come to Hong Kong on work assignments ; others study at local universities. 23. Almost every prisoner has a work assignment , either within or outside the prison. 24. In 2010, Mercer acquired ORC Worldwide, an expert in international work assignments . 25. Sally refuses to let Peri hand in her work assignment late which upsets her. 26. Temporary work assignments and flexible arrangements will be the norm in the early 21st century. 27. She has missed many days of the work assignment as a clerical aide that followed. 28. Their meals were brought to them; all recreational time and work assignments were cancelled. 29. Walter deduces that it was Harriet who convinced his boss to cancel his work assignment . 30. There are 46 full-time staff plus 7 drivers ( for work assignments ).