——Do you know what EU stands for ,Tommy?

——Sure.It stands for the European Union,        European political and economic organization that encourages trade and friendship between        countries that are members.

A.a;the                  B.an,the                C.a;the                  D.an;/

—Do you know what EU stands for, Tommy?  

—Sure．It stands for the European Union,______ European political and economic organization that encourages trade and friendship between ______ countries that are members．

A．an; the            B．a; the         C．the; /       D．an; /

—Do you know what EU stands for, Tommy?  

—Sure．It stands for the European Union,______ European political and economic organization that encourages trade and friendship between ______ countries that are members．

1. A.
   an; the
2. B.
   a; the
3. C.
   the; /
4. D.
   an; /

—Do you know what EU stands for, Tommy?  
—Sure．It stands for the European Union,______ European political and economic organization that encourages trade and friendship between ______ countries that are members．