Ответ:
1ex
1 heights 2 flying 3 spiders 4 the dark 5 germs
2ex
1 sounds 2 smells 3 looks 4 tastes 5 feels
3ex
1 can't 2 don't have to 3 mustn't 4 have to 5 can
4ex
1 couldn't 2 couldn't 3 had to 4 didn't have to 5 couldn't
5ex
1 can't 2 might 3 must 4 can't 5 might
6ex
1 must 2 can't 3 might 4 must 5 might