Fill in the Blanks Banned Substances Fill in the BlanksOnline version Test your knowledge about banned substances in sports by filling in the blanks with the correct words. by Debora Lascano 1 bring required allowed Children aren't to play with matches . 2 use can may You use your phone during the meeting . 3 required could during Employees are to wear a uniform to work . 4 allowed bring folowing When I was younger , I was to stay up late on weekends . 5 required submited permited Back in high school , we were to wear uniforms .