You can never know what is possible unless you try to make it happen的一般过去时态怎么改?

If you never know me you can never understand me You never know what you can do until you try. You never know what you can do until you try. 翻译You never know what you can till you try. i never know you can change中文意思? You can never know how much I love I can never to know how to quit you! I can never to know how to quit you! You will never know You never know my you’ll never know - Degenerates Angle.>.- When i can fly..-Can't lose what you never had ,you know? never frown,because you can never know who will fall in love with your smile You will never know what you can do __unless__ yoYou will never know what you can do __unless__ you try. 用unless的语法点? I miss you again,but you never know.I hope ,I can ,forget you again, 帮忙翻译成中文:You never know what you can till you try. 冷夕you will never know what you can do till you try it. You will never know what you can do untill you try!啥意思