the answer for this worksheet are the following:
1. u
2. e
3. i
4. o
5. e
6. h
7. l
8. e
9. s
10. y
11. d
12. e
13. v
14. r
15. f
16. r
17. l
18. c
then the given to crack is 6 12 3 9 15 1 17 7 10 14 8 18 4 13 2 16 5 11
the answer is he is fully recovered