[简答]  二、听力理解：请听下面的对话，根据对话内容进行判断，正确为“T”，错误为“F”。1.TheBelgiancityofGhenthasdeclaredMondaysmeat-freedays. 2.Thelivestocksectorhasbecomeoneofthetoptwoor threemostsignificantcontributorstothemostserious environmentalproblems.  3.Theauthorisacompletevegetarian.  4.Accordingtothepassage,peoplewhoeatlessmeatwillbe easilysick.  5.Therearen'tmanyvegetariandishesintherestaurant mentionedinthepassage.