Matching Pairs ArticlesOnline version Now finish the sentences using a or an by Centro de Autoacceso Unidad Los Uribe FCA 1 Tokyo is 2 The Ganges is 3 Spain is 4 A Mercedes is 5 Oxford is 6 Heathrow is 7 Steven Spielberg is an Indian river. an American director. a European country. a German car. a Japanese city an English airport. a university town.