In this topic you are going to have another look at the Past Perfect Tense in affirmative, negative and interrogative forms. You will also learn some differences in spelling and pronunciation between British English and American English. It'll be fun. Let's go!... DESCARGAR FUENTE: http://agrega.juntadeandalucia.es/visualizador-1/VisualizadorCS/VisualizarDatosNavSecuenciaNodo.do;jsessionid=F7873F98FBC9FA5BDC77B890228A22EF?identificador=es-an_2010032413_9181609&idSeleccionado=ITEM-4fef9cb4-45d8-3092-850d-5d00516f0879