i know what happend中的what是什么词

i know what happend中的what是什么词 Do you know what happend to him? Do you know what happend to him?为什么用what happend to him? what happend? what happend My dear.we never know what will happend in the future But I can love you until the My dear.we never know what will happend in the future But I can love you until the end I don't know what's____with my radio.It doesn't workA.happend B.trouble C.wrong D.matter She didn't come to school yesterday.Do you know what __her?A has happend with b had happend with c has happend to d had happend to 英语翻译My own soul mate.I'm waitting for you forever.Even what happend.You know?You know.－－以上,谁帮忙翻译下, Not until i finshed watching the movie i got to know what happend in the end of the main characters的错误 no matter what happend I love you all the time It seemed that he had been told all ------.A.what happend B.had happend C.that had happened D.what had happend 请提供正确答案和解析,My answer is also D.But the true answer is C.I don't know why?Who can tell me?D 的 happened 为什么错了 what happend是什么意思 what happend谚语I have known a great many teoubles ,but most of them never happend什么意思 i don't know what happend( )her we will set ()early tomorrow morning yesterday he was ci don't know what happend( )herwe will set ()early tomorrow morningyesterday he was caught ()the rain and he has caught a bad cold()laaving the house ,it began to What happend?Do you know?改为含宾语从句的复合句 Not to know what happend befora one was bron always to be a child 的意思 did you know _______?A what they happend?B what happend to them?这两个答案我很不确定,哪一个是正确的?