abstract：<!DOCTYPE html><html><head> <meta charset="utf-8"><title>jquert</title><script type="text/javascript" src="D:/链接/jquery.htm
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>jquert</title>
<script type="text/javascript" src="D:/链接/jquery.html/jquery-3.3.1.js"></script>
</head>
<body>
<script type="text/javascript">
$(document).ready(function(){
$("div").hide()
$("button").click(function(){
$("div").show()
})
})
</script>
<div style="width: 100px;height: 100px;background: pink;"></div>
<button>电击</button>
</body>
</html>
Correcting teacher：灭绝师太Correction time：2019-03-16 13:31:16
Teacher's summary：教务是不会同意你一个作业重复提交的,我是灭绝老师,不管是出自什么样的原因,我都希望你好好完成作业练习,现在的课程分选修必修,作业任务已经不是很繁重了,希望你好好完成.................................