She ________ studied really hard. She passed all her exams with excellent grades.
must have
15
He ____________ arrived by now. It's only a 20 minute journey.
must have
15
The boss is in a terrible mood. The meeting ____________ been good.
can't have / couldn't have
15
Sarah ___________ been so happy when she found out she was being promoted.
must have
15
I had to wait 45 minutes for a bus yesterday. There _________ been an accident or maybe a strike.
may have / might have
15
He ___________ bought a new car. He doesn't have any money. He ____________ borrowed that new car from someone.
can't have / couldn't have // must have / might have
25
Andrew did no revision for the exam but he passed. I think he __________ cheated.
may have / might have / could have
15
I left my bicycle in front of the library and it's disappeared. Someone ____________ stolen it.
must have
15
I'm sorry but Samantha isn't here. She ____________ already left the office.
must have
15
He _________________known it was your birthday. Otherwise, I'm sure he would have wished you a happy birthday.
can't have / couldn't have
15
John _________________ gone on holiday. I saw him this morning downtown.
can't have / couldn't have
15
Nobody answered the phone at the clinic. It ______________ closed early.
must have / might have
15
When Jillian came home, her window was broken and her computer was missing. Someone ____________ broken into her house.
must have
15
Sarah is very angry with her boyfriend. She's not sure, but she thinks that he ______________ cheated on her.
may have / might have / could have
15
I noticed when I got to work that I didn't have my phone. I ____________ left it at home, as I had it on the bus. Someone ____________ pickpocketed me!
can't have / couldn't have // must have
25
He ____________ prepared for his driving test. He failed it miserably.