image组件支持JPG、PNG、SVG格式,用()属性指定图片的路径 A: source B: src C: width D: height

89C51单片机访问外部数据存储器时，不起作用的信号是（ ）。 A: <img src="https://image.zhihuishu.com/zhs/teacherExam_h5/COMMONUEDITOR/202108/45ed4d93e32a45a084b653660e1859bb.png" /><img src="/static/Ueditor/themes/default/images/spacer.gif" /> B: <img src="https://image.zhihuishu.com/zhs/teacherExam_h5/COMMONUEDITOR/202108/35c31cacd9cf44778dea8ed965caa566.png" /><img src="/static/Ueditor/themes/default/images/spacer.gif" /> C: <img src="https://image.zhihuishu.com/zhs/teacherExam_h5/COMMONUEDITOR/202108/ec5912a250be4a058c094ad6f3ebf17a.png" /><img src="/static/Ueditor/themes/default/images/spacer.gif" /> D: ALE

下列剖面图哪一个是独乐寺观音阁？ <img alt="" src="https://cloud-forum.oss-cn-beijing.aliyuncs.com/newcloud_mobile_forum/images/2019321213846931_653195_0.png/forum_default"/><img alt="" src="https://cloud-forum.oss-cn-beijing.aliyuncs.com/newcloud_mobile_forum/images/2019321213854408_857015_0.png/forum_default"/><img alt="" src="https://cloud-forum.oss-cn-beijing.aliyuncs.com/newcloud_mobile_forum/images/201932121393416_256999_0.png/forum_default" style="width: 1484px; height: 1520px;"/><img alt="" src="https://cloud-forum.oss-cn-beijing.aliyuncs.com/newcloud_mobile_forum/images/2019321213911738_926377_0.png/forum_default" style="width: 1336px; height: 1174px;"/>

background:url(2、png),url(1、jpg),url(3、png),url(4、jpg);},表示哪张图片处在最上层() A: 2、png B: 1、jpg C: 3、png D: 4、jpg

图像形式的提交按钮&lt;input type="__________________" /&gt;,需要注意的是，必须为其定义__________________属性指定图像的url地址 A: image src B: image href C: images src D: images href