Odpowiedź :
Ja bym zrobiła to tak, chodź zdaję sobie sprawę, że w niektórych miejscach (szczególnie w drugim zadaniu) można by było użyć innych modali
Zad 1
1 can't
2 must
3 might not
4 could
5 may
6 might not
7 must
8 can't
9 might
zad 2
1 must have been
2 might have heard
3 could have got up
4 must have come back
5 might have entered
6 couldn't have broken
7 might not have been
8 must have heard