should, shouldn’t, can’t, must, might
1 I _shouldn’t__ have ordered the chicken. It’s terrible!
2 It _can’t__ be Richard who stole your bag. He is out of town.
3 Everyone __must__ have had a good time. The adventure park is so fun!
4 You _should__ have warned him about how difficult the hike up the mountain is. He is exhausted.
5 She _might__ win the race if she paces herself correctly.