Từ câu 9 đến câu 14 với ạ
----- Nội dung dịch tự động từ ảnh -----
.you!! ger....
9. you are banned to go into this area. (mustn't)
->>> You.........
10. Students are allowed to use books in this library to do the researches. (mustn't)
Students..........
11. It's obligatory for all drivers to have a driving licence.(must)
→All drivers........
12. It's not obligatory for customers to go on the trips organized by the hotel. (don't have)
→Customers.
13. It's not necessary to go to school on Saturdays.(don't have)
→You ........
14. It's not necessary for you to shout. I can hear you perfectly well (don't have)
→You....