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.
Trả lời câu hỏi dưới đây:
A chronic lack of sleep may make us irritable and reduces our motivation to work.
Đáp án C: irritable = dễ cáu, calm = bình tĩnh