do you ever 和are you ever 和have you ever 各有什么区别

ever的基本意思是：at any time在任何时候。具体到每个句子，要根据上下文、语境来翻译。
1. Do you ever...?你可曾（经常）......吗？
Do you ever wish you were rich? 你曾希望过自己很富吗？
Do you ever smoke? 你经常抽烟吗？
2. Are you ever ...?你可曾（一向，总是，老是）.....吗?
Are you ever（=always） ready to help others?你一向（总是）乐于助人吗？
Are you ever（=always）late for work?你老是（总是，一向）上班迟到吗？
Are you ever going to start out? 你（打算）什么时候出发？
Are you ever too busy to walk your dog?你是否曾经因为太忙而没办法遛狗呢？
3. Have you ever...?你可曾......?
Have you ever met him?你可曾见过他？
Have you ever been there?你可曾去过那里？