假定在需求量较好的自然状态下，方案甲的最大收益值为70000万元，该方案的收益值为50000万元，其后悔值为()。
Icanstillrememberthesittingroom____Iusedtositintheevening.
Finally,thethiefhandedeverything____hehadstolentothepolice.
Sometimesabus____getsonthebustocheckthetickets.
It’snecessary______ustokeepourpetscleaneveryday.
"Doesn'tElaninewanttoseethatmovie?""Yes,butshesays_______gotonight."
OnwhichdateareJamesandAlangoingtomeet?
Hedidn'tknowwhichroom____.
Withonelegbrokeninthatcaraccident,hecannotevenwalk,____run.
Bodylanguagealsocalled:
Theforeigners_________there,butthey_________thefoodthereatfirst.