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.  

 ____ you ever ____ on TV before you ____ in this reality show? 

• A. A. Had ... appeared - took part
• B. B. Have ... appeared - took part
• C. C. Did ... appear - had taken part
• D. D. Would ... appear - took part

Hành động tham gia chương trình xảy ra sau => loại C
took part => câu chia ở quá khứ => loại B, C
=> A