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
Xem đáp án
C là đáp án đúng
Lời giải:
irritable: cáu kỉnh, khó chịu >< calm: bình tĩnh