You look exhausted! You ___ ____ ____ (have) a difficult day.
must have had
You _____ _____ _____ (talk) to her that way. It was disrespectful.
shouldn't have talked
I wish I had a better car. I ____ _____ _______ (buy) this one because it is awful.
shouldn't have bought
It is evident that she _____ _____ ______ (work) very hard to get to that position.
must have worked
I'm not sure but I think your sister ______ _______ ______ (lose) her phone.
may/might have lost
He _____ ______ ______ (commit) the crime, he was with me when it happened.
couldn't have committed
You ____ _____ _____ (stay) last night. We had a great time!
should have stayed
Sarah was feeling really ill earlier. She ____ _____ _____ (leave) by now.
must have left
Have you seen Jim? I'm worried, I think that something ______ ______ ______ (happen) to him.
might/may have happened
Daniel ____ _____ _____ (know) about the robbery. He wasn't there when it happened!
couldn't have known
He's so sweet, he _____ ______ ______ (give) me any presents but he did anyway.
needn't have given
You _______ use your phone in class, it's forbidden!
mustn't
You ______ be 18 years old to drink alcohol.
must/ have to/ need to
She ________ spend that much time working, she needs to rest!
shouldn't
If he finishes work early he ______ join us for dinner.
may/might
It's his day off, so he ________ work today.
doesn't have to
