A:x23
B:5xπ
C:2x
D:23 xy2+4
Thanks to the Internet, different kinds of information _______ in a short time.
法国的启蒙运动反映了一个历史时代的特征,主要是因为启蒙思想
Many Chinese brands, __________their reputations over centuries,are facing new challenges from the modern market.