_______ enough is quite necessary for your health, so you shouldn’t stay up too late every day.

A．Sleep

B．Sleeping

C．To sleep

D．Having slept

纵膈向患侧移位的胸部疾病是（）

A.急性脓胸

B.损伤性血胸

C.张力性气胸

D.慢性脓胸

E.开放性气胸