—The weather turns out to be fine.
— We can depend on ___ that the goods will be shipped to the flooded area on time.
A:it
B:/
C:this
D:which
不做有损人格的事,才能维护自己的人格尊严,说明了权利和义务是统一的。( )
下列动物,哪一组全是无脊椎动物( )