Chuyên đề 20: Kiểm tra

English is a compulsory subject in our education,which means every student has to study the subject. A. optional B. difficult C. unnecessary D. easy

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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 is a compulsory subject in our education,which means every student has to study the subject.

optional

difficult

unnecessary

easy

Giải thích

Chọn A