Question

Fill in the correct forms of must and have to.

Computer Health and Safety Rules
- You 1) .............. take a break every hour to give your eyes a rest and your body a stretch.
- Your screen 2) ............. be close to your eyes. There 3) ............ be a distance of 45 to 60 cm between you and the screen.
- The top of your screen 4) ............... be at the same height as your eyes.
- You 5) ............... buy a special chair, but it 6) ................... have a backrest.

Answer 1

Computer Health and Safety Rules
- You 1) have to take a break every hour to give your eyes a rest and your body a stretch.
- Your screen 2) don't have to be close to your eyes. There 3) must be a distance of 45 to 60 cm between you and the screen.
- The top of your screen 4) have to be at the same height as your eyes.
- You 5) have to buy a special chair, but it 6) must have a backrest.

przy 2 bardziej pasuje mi can't... ale ta opcja nie wchodzi w grę...