文档介绍：~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~Situation9:WalkinginLosAngeles(-'shouse.):Areyoutired?:No,,Sue?Su-mi(Sue):No,I'?:Well,infrontofourhouse,:Okay,,Sue?Su-mi(Sue)::Well,Ican''-mi(Sue):That'-shopping,:Okay,let'':Thirtyminutes?.(-migooutofthehouseandgodownthestreettowheretherearemanystores.):Hey,-mi(Sue):Canwegoin?:Yes,Iamthirsty,too.(-migointothestore,"whereitis?'):Excuseme,butwhereisthe'milk'?(aman):?:'milk'is?(aman):Iamverysorry,butIcan'-mi(Sue):Wearelookingforsomemilk.(aman):Oh,milk!,:Wow,.~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~Situation