do you know something bad happened .do you know不是疑问句吗为什么some

do you know something bad happened .do you know不是疑问句吗为什么some 英语翻译What do you do when you know something's bad for youAnd do you know anything about ...or something Do you know there is something here? Do you know if there are some books in the desk? 这里面疑问句为什么so 有人说是这样的you do not know china,do you?疑问句不是把DO放句首吗? 为什么不是Why do you know that,而是How do you know that do you know where it is 为什么不是do you know where is it? Do you know how much this costs?其中为什么cost要加s?不是疑问句都要用原型吗? do you know what happened to her,do you know what she happen do you know what happened to them还是do you know what they hap Do you know what was happened to him.