Вставить must/mustn't. ! when you visit the zoo, there are rules that you must follow. first, you e.g. must keep away from the cages and you 33) …………… jump over the fences. you 34) ……………… take any toys with you, for example skateboards, remote control cars and bikes, because they can scare the animals. you 35) ………… keep the area clean and you 36) ………… throw your rubbish in the bins. you 37) ……………… take your pets to the zoo. it’s not safe for them. and finally, you 38) ……………… wake up the animals if they’re asleep. they need their rest too!
34)must
35)mustn't
36)mustn't
37)must
38)mustn't