1.b> (, .i>); Australia is one of the world's main producers of wool - ; Libya is a major oil producer - ; French wine producers ;
2.b> ; a film / a movie / producer , ; Hollywood screenwriters, movie stars and producers , ; a record producer ( .i>); an independent television producer ;
3.b> .i> , (.i> autotroph);
4.b> .i> (.i> gas producerr>).