Do you know that后为什么是动词过去式,前面不是有do吗?Do you know that I fell in love with you at the frist sight,后面为什么是fell?前面不是有do要用原型吗?

为什么不是Why do you know that,而是How do you know that Do you parents know that? Idiots,know that you do not know do you know that l love you do you know what's the matter?还是do you know what the matter is?为什么?do you know what's wrong with that?what 是什么成分？主语？ do you know that he is right?和do you know if he is right?哪个正确?为什么? think that you know what in fact you do not know is为什么用that和what do you know that girl over there 为什么用that代词 Do you know that man living in that house?为什么用living呢 Do you know that what time the train leaves 改错,删去that,为什么呢? Do you know that man ( ) white glasses? Do you know that( 国家) girl. Do you know that I'm Do you know who that American is It isn't what you know that matters,but who you know.这里的that matters为什么放在you know后?正常语序应该是：It isn't that matters what you know ,but who you know. do you know that man with glasses?把with换成wear行吗?如果不行为什么? Do you know the year in ____ he was born?A.which B.that 为什么 what do you know that makes her different from the other students?语法上为什么不对?