i ve been riding a bicycle since i was ten years old的提问句怎么说

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• I have been riding the bike since I was ten years old.如何翻译since 后同样是be 动词表状态，第一句需要翻译为自从我病愈后他就再也没有来看过我。时间从表状态这个动作结束后开始算起。那第二句since后的时间为什么就不用从表状态的动作结束后算起呢？
• i ve been riding a bicycle since i was ten years old的提问句怎么说
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