Complete the sentences. This time use these verbs:must,shouldn't , might would.
1. A: Did anyone invite Ann to the party?
B: I don't know . She ......... -l am not sure.
2. A: Did anyone see you?
B: No, but l ............if in hadn't been so dark.
3 A: Has someone fixed this machine?
B: Well, it is working again so it.................
4. A: Did someone throw those old letters AWAY?
B : Yes, but it was a mistake . They...................