The moment the 28th Olympic Games __ open,the whole world ch

The moment the 28th Olympic Games __ open,the whole world ch The moment the 28th Olympic Games ___open,the whole world ch The moment the 28th Olympic Games _____ open,the whole world The moment the 28th Olympic Games were declared open,the who 请问这道题为何选D31.The moment the 28th Olympic Games ____A__D_ open The monment the 28th Olympic Games ______open,the whole worl When will the 29th Olympic Games open?（回答问题） Beijing is the 29th city __ holds the Olympic Games.请给权威解释, 1.Beijig is the 29th city __ holds the Olympic Games. China held the Olympic Games successfully ,___the whole nati Beijing is the city ()held the 29th Olympic Games Beijing is the 29th city___holds the Olympic Games.