Mark the letter A, B, C, or D on your answer sheet to indicate the cor

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.    

He_____ the crime because he was with me that day.

• A. A. mustn't have committed
• B. B. shouldn't have committed
• C. C. won't have committed
• D. D. couldn't have committed

Dịch nghĩa: Anh ấy không thể phạm tội được vì hôm đó anh ấy đang ở cùng với tôi.
could have P2: đã có thể làm gì.