happen to do sth 中 happen 是不及物动词,为什么还能加不定式做宾语?

sb.happen to do sth. happen to do sth 中 happen 是不及物动词,为什么还能加不定式做宾语? happen to do sth什么意思 happen to do sth的汉语是什么? sb.+happen+to do sth.句型中不定式做什么成分? happen 有 sth happen to sb或者sb happen to do sth 那么occur同样的用法吗? sth.happen to sb. 4,happen to do sth 5,as (so) as to do sth 6,manage to do sth 7,mean to do sth/ mean doing sth happen to sb和happen to do sth 造句并解释造的句子 happen to do sth happen的各种形式及用法 与其有关的常用短语 sb.+happen+to do sth.句型中不定式做什么成分?跪求英语同行指教,非常感谢! sb.+happen+to do sth.句型中不定式做什么成分?请那位英语同行指教, 问个关于happen的用法的问题.happen.不是happen to do sth.那么 碰巧去做,碰巧正做,和碰巧已做.是不是分别是happen to do,happen to doing,happen to have been? sth.happen to sb.造句 英语句型中什么时候用do sth,to do sth,doing sth或 to doing sth occur to /happen toit occur to sb.to do sth ...与it occur to sb that从句..有何区别..it happen to do sth 与it happen to that 从句..有何区别 happen to do or happen doing? 用sth happen to sb 造句