Olympic Games because they have never been held before in th

Olympic Games because they have never been held before in th they have never been held before in this country 为什么用been 不用 They have never been held before in this country.这句话里能不能把bef The olympic Games have been held in many countries so far.(改 How many Olympic Games have been held since 1896? The 29th Olympic Games will held in Beijing.改错 China held the 29th Olympic Games in Beijing. Because I never have been there before. 英语翻译The 29th Olympic Games will be held in Beijing,China in 英语翻译The 29th Olympic Games will be held in our country in 20 The 29th Olympic Games will be held in Beijing,China in 2008 The 30th Olympic Games will be held in 2012 in London.____ t