Fill in the Blanks A1 L3 - a, an, the or nothing?Online version Complete this text with a, an, the or use an X when it´s nothing. by Diego Gutierrez 1 I'm engineer and my sister is firefighter . We have unusual occupations for women . Our parents are doctors . Our Dad is cardiologist and our Mum is excellent neurologist . They both work at Central Hospital in Curitiba . Our Dad also teaches in only Federal University in Porto Alegre . I work in building company . Oh ! I forgot to say , I'm electrical engineer . My sister works in fire station downtown . We have dog . Its name is Princess and it is 2 years old . We live in house near park .