To listen - have listened, to open - have opened. 2. 1) She hasn`t watered the flowers yet. 2) She hasn`t gone to work yet. 3) I haven`t seem this film yet. 4) We haven`t had the bus yet. 5) Bob hasn`t entered the shop yet. 6) They haven`t read this book yet. 7) The children haven`t made a present yet.