【单选题】脉动变星中哪种变星具有“光变周期越长,光度越大”的周光关系?
【简答题】He/She mentions that jokes can be useful in context.
【判断题】当符号文本以“情绪性”为主导时,对它的解释仅与发送者有关,而和伴随文本没有关系。()
【多选题】Why did Amy take up economics?
A.
She was interested in it,
C.
She was advised to take it.
D.
She was forced to take it.
【简答题】使用XML文件建立菜单,可以使用item项的 属性设置菜单项标题。
【多选题】Why did Amy take up economics?A.She was interested in it,B.She felt it useful.###
A.
Why did Amy take up economics? A.She was interested in it,
C.
She was advised to take it.
D.
She was forced to take it.
【简答题】妈妈炖了一锅鸡汤,先用小勺舀了一点尝尝味道,这是利用了______的思想.
【单选题】_____ you have offered her! She is out of trouble now. [ ]
【简答题】妈妈炖了一锅鸡汤,先用小勺舀了一点尝尝味道,这是利用了 的调查方式。(选填“全面调查”或“抽样调查”)