Have you ever..Do you ever (practice )conversations with friends?Have you ever (studied) with a group 为什么第一个practice不用过去式?第二个要用studied过去式呢?都是ever提问啊?这两句话有什么区别嘛?在翻译的时候

have you ever 和 do you ever 有什么区别? do you ever 与 have you ever 的区别 do yo have some （用英文回答） 根据实际情况,回答下面的问题.1、Have you ever been to Beijing?2、What are you going to do this summer holiday?3、Do you like thavelling?4、How can you go yo Beijing? Do you like animals have you ever kept a pet? Do yo talk to him when you have problem? Do you __ ___ ____ ___when you have problem? Have you ever made dumplings跟Do you ever made duHave you ever made dumplings跟Do you ever made dumplings有什么区别? do you ever 造句：Have you ever. Have you ever heard Have you ever I have few credits left,do yo want me to call you?意思是 1.---Peter,what on earth do you have _______?I really don’t know what yo 可不可以说DId you erver do sth不可以说DId you ever do sth?我知道一般用have ever I do not think you have ever heard of him,( )A have you B have not you C do you D do not you Have you ever been to No.1 Middle School?a.Yes,I do b.Yes,I have c.No,ever Have you ever been to No1.Middle School?a.Yes,I do b.Yes,I have c.No,ever DO you ever watch soap operas?为什么还能这么问?不是HAVE you ever watched...这句语法对吗?