Open the brackets to make the sentences complete.
B. Present perfect or past perfect

1 if Pat had gone awayif she has gone out2 I have lived hereI had lived in a small cottage3 Jack has played...he hadn't played tennis a week before4 Alan has seen a lot of...5 I have often wondered6 She told me she had worked...7 I had lost the keys8 Has John telephoned yet?if John had telephoned.