ответ:1. Must
Must
Mustn't
Must not
2.In the street you mustn't play football
In the park you mustn't break trees
At the zoo you mustn't feed animals
In the library you mustn't be very noisy
3. 1-must
2-must
3-must
4-mustn't
5-must
6-mustn't
4. 1- mustn't
2- must
3- must
5-mustn't
6-must
Объяснение: смотри : must это значит ты должен, обязан что-то сделать, а mustn't - не должен
ответ:1. Must
Must
Mustn't
Must not
2.In the street you mustn't play football
In the park you mustn't break trees
At the zoo you mustn't feed animals
In the library you mustn't be very noisy
3. 1-must
2-must
3-must
4-mustn't
5-must
6-mustn't
4. 1- mustn't
2- must
3- must
4-mustn't
5-mustn't
6-must
Объяснение: смотри : must это значит ты должен, обязан что-то сделать, а mustn't - не должен