4、_______________youwillbereallytiredtomorrow.现在就上床睡觉,否则明天你会很累的。【语言点】1 fit adj.(suitablefor,goodenoughfor)合适的,恰当的,胜任的;(ingoodhealth)健康的v.(tobetherightshapeandsizefor)适合,合身;(tomakesb./oneself/sth.suitableforaparticularroleortask)使适合,使胜任;(tosupplysth.andfixorputitintoplace)安装,装置keepfit 保持健康7b