A chronic lack of sleep may make us irritable and reduces our motivation to work.
A chronic lack of sleep may make us irritable and reduces our motivation to work.
A. uncomfortable
B. responsive
C. calm
D. miserable
Đáp án C
=> KEY C: irritable: (a) cáu kỉnh, khó chịu >< calm: (a) bình tĩnhA. không thoải mái
B. đáp ứng
D. khốn khổ