eat or drink/outside
You mustn't / must not eat or drink.
You must eat or drink outside.
dive
You mustn't dive in here.
Make sentence with must / mustn't
You mustn't use your mobile phone.
give advice or make a recommendation
you shouldn't eat too quickly / you should have a healthy diet/eat vedgetables and fruit
Give advice or make a recommendation
You should do/play sports
bring/pets
You mustn't bring your pets.
Make sentence with must / mustn't
You mustn't feed the animals.
step/ on grass
You mustn't step on grass.
feed/crocodile
You mustn't feed the baby to the crocodile
make a sentence with must/mustn't
You mustn't smoke.
drink/water
you should drink enough water
use/guns
You mustn't use guns.
throw/trash
You must throw trash
Make sentence with must / mustn't
You mustn't take pictures.
use: can / must / mustn't / should / shouldn't
You can smoke here
give advice or recommendation
You should eat healthy
Make sentence with must / mustn't
You mustn't speak or talk.
enter
You mustn't enter
run
You mustn't fart in here.You mustn't pass gas in here.
Make sentence with must / mustn't
You mustn't fish.
Make a recommendation
You should improve your mood