(1/2)the marathon has been an olympic event since the modern

(1/2)the marathon has been an olympic event since the modern 英语翻译The marathon was NOT an event of the ancient Olympic gam The skating marathon has been going for give hours now. The meeting has been on since an hour ago 英语翻译The 2008 Olympic Game has been the most discussed and an The film has been on since half an hour ago.（对划线部分since half The skating marathon has been going for five hours.改为同义句 The The shop has been opened (since 2 months ago.) 1.The Beijing Olympic Games has been the biggest ________Gam The,has,skating,marathon,been,for,going,hours,five,now.(连词成句 The skating marathon has been going for five hours now,and s The skating marathon has been going for five hours now中going