Part I
1 improving
2 promised
3 firm (= твердые (гарантии )
4 urged
5 else
6 different/wiser/older
7 changed/influenced
8 prescribed
9 cure
10 else's
11 things
12 further
13 cure
14 illness
15 cured
16 evolved
17 start
18 remedy
19 determine
20 exercised
21 fever
Part II
22 absent-minded
23 hoarse (до хрипоты)
24 shiver
25 sad/happy/strange (тут многие прилагательные подходят)
26 palms
27 urge