短語詞組用作動(dòng)詞 (v.)~+副詞happen again 再次發(fā)生happen commonly 通常發(fā)生happen easily 容易發(fā)生happen frequently 經(jīng)常發(fā)生happen historically 在歷史上發(fā)生happen lately 最近發(fā)生happen logically 合乎邏輯地發(fā)生happen mysteriously 神秘地偶然發(fā)生happen opportunely 恰好出現(xiàn)happen promptly 很快地發(fā)生happen spontaneously 自發(fā)happen subsequently 隨后發(fā)生happen usually 通常發(fā)生happen along 偶然出現(xiàn),碰巧來到~+副詞+介詞happen in with 偶然和…碰見~+介詞happen on 偶然發(fā)現(xiàn)、找到或遇到…happen on the book 偶然發(fā)現(xiàn)這本書happen to 降臨于,注定為,發(fā)生于,對(duì)…造成損害或損失happen upon sb in the street 在街上偶然碰見某人短語 返回 happens