YOU MUSTN’T USE THIS MACHINE AFTER 5P.M.A. THIS MACHINE MUSTN’T US...
17. You mustn’t use this machine after 5p.m.A. This machine mustn’t used after 5 p.m. B. This machine mustn’t be used after 5 p.m.C. This machine must be used after 5 p.m. D. This machine mustn’t be use after 5 p.m.