Câu hỏi: Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
I'm sorry, but you____________bring your dog in here; it's forbidden.
A. shouldn't
B. mustn't
C. don't have to
D. can
I'm sorry, but you____________bring your dog in here; it's forbidden.
A. shouldn't
B. mustn't
C. don't have to
D. can
Câu này sử dung mustn't + bare infinitive (cấm ai làm việc gì) vì có cụm it's forbidden
Đáp án B.