Câu hỏi

Mark the letter A, B, C, or D to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions. English is compulsory for all students, but art and music are optional.

Đáp án
B. mandatory

Câu hỏi thuộc Bài tập:

Grade 11: Revision for the Coming Second Mid Term