问答题 翻译题：The most important thing in the Olympic Games is not to win but to take part in, just as the most important thing in life is not the triumph but the struggle. The essential thing is not to have conquered but to have fought well.

单项选择题 It was not until she got on the bus ______ she remembered she had left her keys at home.

单项选择题 ______ in his position, I'd have left there immediately.