题目内容

13. an animal that is developing either in its mother’s womb or in an egg, or a plant that is developing in a seed

查看答案

搜索结果不匹配？点我反馈

更多问题

14. the period in a woman’s life when menstruation ceases

15. to create (an embryo) by fertilizing an egg; to become pregnant

在网页中插入视频文件,常用的视频文件格式是( )。

A. swf
B. fla
C. rm
D. flv

当鼠标移动到某对象范围的上方时触发的事件( )。

A. onMouseOut
B. onClick
C. onMouseOver
D. onChange