My father asked me when the next Olympic Games will be heldMy father asked me how many countries would take part in the next Olympic Games 哪个对

My father asked me when the next Olympic Games will be heldMy father asked me how many countries would take part in the next Olympic Games 哪个对
My father asked me when the next Olympic Games will be held
My father asked me how many countries would take part in the next Olympic Games
哪个对

My father asked me when the next Olympic Games will be heldMy father asked me how many countries would take part in the next Olympic Games 哪个对
第二个句子对.
第一个个句子主句谓语动词用过去式,从句的助动词will也应该改为would 就像第二个句子.就是楼上所说的主从句时态一致.

后面这个, 主从句时态一致

你知道下一届奥林匹克运动会在什么时间和地点举行吗？ 2012，London,the United Kingdom 你知道什么时候，在哪儿将会举行下一届奥运会

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