(2023) Đề thi thử Tiếng anh THPT theo bộ đề minh họa của Bộ giáo dục có đáp án (Đề 3)

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. School uniform is compulsory in mo

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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. 

School uniform is compulsory in most Vietnamese schools.

dependent

optional

obligatory

required

Giải thích

Chọn B