多项选择题
A.var fun = function(){};box.onlick= fun() B.var fun = function(){};box.addEventListener("click",fun,false); C.<button onclick="xxx()"></button> D.以上都正确
A.appendChild B.append C.replaceChild D.deleteChild
A.document.getElementById(’box’); B.document.getElementById(’#box’); C.document.querySelector(’#box’) D.document.querySelector(’box’)