现付货物运单为（）色印刷。
参考答案：红
________they visited the Science Museum, they showed great interest in everything they saw. [ ]
A. The first time
B. For the first time
C. At first
D. At the first time
《寡人之于国也》阐述的政治主张是（）。
A.民本思想
B.王道思想
C.治国以礼，为政以德
D.认识有限
