【简答题】阅读理解。 Dave was ten years old and was a very lazy boy. He had to go to school every day. He didn't like school and didn't want to do much work. His parents are doctors. They hoped that their son would ...
【多选题】以下关于javaScript事件描述正确的有。
A.
javaScript事件可分为鼠标事件,键盘事件,HTML事件。
B.
刷新页面的时候,会触发load事件和unload事件。
C.
事件一旦开始触发,事件的冒泡传播就不可以被终止。
D.
在某些事件如submit的事件代码中返回false,可以阻止默认行为的发生。
【多选题】餐巾折花按餐巾折花造型分,大体可分为 ( ) 三大类。
【判断题】按餐巾折花的造型大体可分为植物、动物、生物造型三大类。()
【单选题】下列哪一种疾病不是我国法定的乙类传染病( )
【单选题】中国海岸线的北端起点,被誉为“中国最大最美的边境城市”是( )。
【简答题】阅读理解。 Jack was ten years old and he was a very lazy boy. He didn't like doing any work. He had to go to school, of course, but he didn't study hard there and tried to do little work. His father and mo...
【多选题】下列关于 旅游特点的 叙述中,正确的有
A.
旅游广泛性的特点只有在现代社会才得以充分体现
B.
旅游的综合性是指旅游是集食、住、行、游、购、娱于一体的社会活动
D.
旅游的季节性仅指旅游活动受到自然条件的制约而呈现的淡季、旺季和平季的差异性