Complete the words. ► I often do s h i f t work. shift 1 I belong to a t_ _ _ _ union. ____ 2 We went on st_ _ _ _ last year. ____ 3 Do you get an annual b_ _ _ s? ____ 4 Our w_ _ _ ing c_ _ _ itions are good. ____ 5 I often have to work o_ _ _ time. ____ 6 She t_ _ _ _ two weeks o_ _ in summer. ____ 7 Does he suffer from st_ _ _ _ in his job? ____