Odpowiedź:
Postaram się pomóc. :)
1 can't
2 couldn't
3 must
4 can
5 mustn't
6 shouldn't
7 should
8 can't
9 must
10 should
11 can
12 shouldn't
13 can
14 mustn't
15 must
16 mustn't
17 shouldn't
18 couldn't
19 shouldn't
20 mustn't
Myślę że powinno być dobrze