1) At work a) we must wear a uniform. b) we mustn´t wear a uniform. c) we doesn´t have to wear a uniform. d) don´t have to wear a uniform. 2) At work a) we mustn´t be late. b) we have to be late. c) we has to be late. d) we should to be late. 3) At work a) we have to eat. b) we can eat. c) we mustn´t eat. d) we must eat. 4) Choose: a) We have to go to work on Sundays. b) We should go to work on Sundays. c) We don´t have to go to work on Sundays. d) We must go to work on Sundays. 5) At work a) we mustn´t fight. b) we can fight. c) we have to fight. d) we should fight.

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