在实数中,立方根等于它本身的数有( )个。
3
13. The struggle against the bird flu and the suffering _________ brought about have become a big concern across the world.
A.which has
B.it is
C.it has
D.what is
根据我国宪法和有关组织法的规定,下列( )属于我国社会主义法的渊源。
A.地方性法律
B.自治区条例和单行条例
C.特别行政区的法律
D.国际条约
E.行政法规