【正确答案】
B
【答案解析】[听力原文]25-26
It wasn't all hard work at the G8 summit of the world's most powerful leaders. French President Jacques Chirac offered his colleagues a lunch Monday that featured specialties from the southeastern region of France.
The assembled heads of state or government from Britain, Canada, Germany, Italy, Japan, Russia and the United States joined Chirac for crayfish from the nearby Lake Geneva, pigeon accompanied by new potatoes, assorted cheeses and a soft and creamy cake.
The meal was prepared by a culinary school in Thonon, several kilometers from the summit Site. Afterwards the leaders posed for pictures with the young chefs.
[解析] 题干问的是八国首脑峰会在哪举行。由新闻中提到的“G8 summit...French President Jacques Chirac offered his colleagues a lunch Monday...”可知，八国首脑峰会在法国举行，故答案为[B]。