Last month, thousands of workers in that city went on ________ strike, demanding lower taxes and

________ end to cutting staff members.[ ]

A．a; the  

B．a; an

C．/; an  

D．/; the

下列属于尖晶石产出国的是（）。

A.阿富汗

B.缅甸

C.泰国

D.A、B、C都是