Modal verbs: permission, obligation, prohibition, necessity

1️⃣ You musthave toshould wear a helmet when entering the construction site.

2️⃣ Employees don’t have tomustn’tshouldn’t share their passwords with anyone.

3️⃣ You canmusthave to leave early today if you’ve finished your tasks.

4️⃣ Visitors shouldmustcan sign in at reception before entering the building.

5️⃣ You mustn’tdon’t have tocan’t bring your own laptop; we will provide one.

6️⃣ Students can’tshouldn’tmust submit their assignments before the deadline.

7️⃣ You maymusthave to use my phone if yours isn’t working.

8️⃣ You mustn’tcan’tdon’t have to park here; it’s reserved for staff.

9️⃣ We have tocanmay finish this report by tomorrow morning.

1️⃣0️⃣ You mustn’tshouldhave to check the instructions before using the machine.