1. have you lived
2. did you wear
3. wrote
4. has written. has just finished
5. have not seen
6. read. enjoyed
7. have not finished
8. have never drunk
9. arrived. started
10. Have you been
11. has been waiting. has come
12. started
13. are always leaving
1 are
2 is
3 have
4 will be
5 was
6 were
7 has
8 am
9 had
10 have
1.before 2.when 3.if 4.until 5.if 6.before 7.if 8.when