Relier Pairs When did that do that?Version en ligne Une las columnas para formar frases. par Silvia Muñoz Rivero 1 Andy has worked on the project 2 Lucy's sister has 3 Frankie has visited the shopping centre three times 4 Blake has just 5 Maria hasn't seen Jane since 6 The shopping centre has just opened. last month. since Thursday. for five days. been ill since Monday. finished the project.