SORU: boş bırakılan yere parçanın anlam bütünlüğünü sağlamak için getirilebilecek cümleyi bulunuz
Industrial work lasts for a good many hours everyday, and inevitably causes a certain amount of fatigue, but a good night's rest can lead to complete recovery and enable the worker to be quite fit to start on his work next day. ---- . This state is liable to be cumulative over successive days and weeks, and tends to impair his health and lower his efficiency of production.