FCE 2 (OW) | U12 Review
Students must wear a uniform at schools in the UK. (COMPULSORY)
It's COMPULSORY FOR STUDENTS TO WEAR a uniform...
It isn't necessary to bring a gift if you don't want to. (HAVE)
You DON'T HAVE TO BRING a gift if you don't want to.
Smoking is prohibited in most restaurants nowadays. (ALLOWED)
You ARE NOT ALLOWED TO SMOKE in most restaurants nowadays.