Mark the letter A, B, C or D to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.  

Question 21. The presentation by Dr. Dineen was self-explanatory.  

      A. bright                               B. discouraging                    C. confusing                        D. enlightening 

Question 22. She gave an impeccable reading of the sonata and had the audience on their feet. 

      A. unqualified                      B. imperfect                         C. suspicious                        D. negative 

Đề thi thử THPT 2021 - Tiếng Anh - GV Vũ Thị Mai Phương - Đề 12 - có lời giải