句子-英译汉once it's gone,it never come back as it was used to be

句子-英译汉once it's gone,it never come back as it was used to be 英语翻译Youth comes to you once and for all; it will never return once it's gone There's something that u can never get back once u make it gone.翻译成中文 Alice's second-hand computer____ wrong although she used it only once.A.went B.is going C.has gone D.had gone可我觉得是A, What's gone,It's never comingback. it’s gone为什么不用it have gone用it has gone Alice 's second-hand computer ____wrong although she used it only once.A.has gone Bwent为什么不用B,表示陈述一个一般事实呢 Look in back onhow it was in years gone by?中应该这样理解为什么用gone,但是不明白的是gone by 之前的省略是in years (that have) gone by还是in years (that had) gone by这是yesterday once more 中的一句较难理解的句子 its gone,whoever,whatever是什么意思 only when it's gone do you wish you'd done more to protect it.Olny when it's gone do you wish you'd done more to protect it.在能分析以下句子 meaning:what's gone is gone.It's no use talking about it any more. 英语翻译It's important to save endangered animals.Each species of animal is (s ) .Once it is gone,it is gone forever.Unfortunately it is( h )who cause many of the problams that animals face.We destroy their habitats.we remove t 英语翻译It's important to save endangered animals.Each species of animal is (s ) .Once it is gone,it is gone forever.Unfortunately it is( h )who cause many of the problams that animals face.We destroy their habitats.we remove then (f ) their natu how often have you gone horseback riding?who can translate it?it's better to explain in detail.and have you ever fallen off one?but i came close once.what is the meaning of the one and came close it's a dream that's gone too far What's gone,It's never coming back. It'S Too Late (She'S Gone) 歌词 What do you think of Huangshan Mountain?--It’s very attractive!I ________ there once,but I wanWhat do you think of Huangshan Mountain?--It’s very attractive!I ________ there once,but I want to go there ________ second time.A.went; the B.have gone