人类最后发现的一块大陆是（　　）

A．澳大利亚大陆

B．非洲大陆

C．南极洲大陆

D．美洲大陆

— The world is made ______ many different kinds of places. 

— Yes, you are right. [ ]

A: of

B: from

C: up of

D: out of