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.    

What did you have for _________ breakfast?

• A. A. the
• B. B. Ø
• C. C. an
• D. D. a

breakfast là danh từ khái quát, không dùng với mạo từ
=> B