【单选题】听力原文:M: Would you conduct the meeting for me this afternoon? W: I would ff I could, but I can't. I have to leave for Chicago on business this afternoon and will not be back until next week. Q: What di...
A.
She wouldn't mind doing it if she could.
B.
She wished she hadn't had the meeting.
C.
She didn't want to because she would rather go to Chicago.
D.
would be able to have the meeting.
【单选题】下列关于有机化合物的说法正确的是 [ ]
A.
乙烯能使溴的四氯化碳溶液和酸性高锰酸钾溶液褪色,且褪色原理相同
B.
葡萄糖和果糖的分子式都是C 6 H 12 O 6 ,二者互为同分异构体
D.
石油裂化和油脂皂化都是化学变化,而石油的分馏和煤的干馏都是物理变化
【多选题】关于彩色印刷的呈色原理,下列说法中错误的是( )。
A.
通过网点覆盖率的变化和组合,可呈现千变万化的颜色
B.
用黄、品红、青、黑四种分色版叠加套印,可以得到千变万化的颜色
【单选题】根据《个人所得税法》的规定,临时离境,是指在一个纳税年度内,一次不超过30日或者多次累计不超过( )日的离境。
【单选题】关于颜色的学说理论,我们现在认为哪种说法是正确的?
【多选题】关于彩色印刷呈色原理,下列说法中错误的是()
A.
通过网点覆盖率的变化和组合,从而呈现千变万化的颜色
B.
用黄、品红、青、黑四种分色版叠加套印,就可以得到千变万化的颜色