English, Maths, and Science are core subjects, which are compulsory in the national examinations at certain stages of the school education system. A. powerful B. obligatory C. optional D.
Mark the letter A, B, C or D on your answer sheet to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.
English, Maths, and Science are core subjects, which are compulsory in the national examinations at certain stages of the school education system.
A. powerful
B. obligatory
C. optional
D. hopeful