A:40%
B:60%
C:70%
D:80%
目前生物多样性的总趋势是( )
—How was your school trip to the city art center?
—Fantastic! We _______ to a museum and a gallery.
“万乘之主,千乘之君,所以制天下而征诸侯者,以其威势也。”下列各项中,与这一政治思想一致的是( )