十万火急！高手进来！帮忙解决一下新概念第二册的英语题！

Now the famous macaroni-eating competition has been started.There are six copetitors,who are all very fat,as you may know their past achievements are very famous,each one of them can eat huge quantity of macaroni ,now the huge quantity of macaroni prepared，weighed and served. what they need is quantity ,not speed,which is the important thing.as you may be surprised,the competitors were eating for three hours,but one of them is not ,only one man left,he asked for more!