Can/could/could haveChoose an appropriate option.
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I'm so angry with Angela. I ----- can kill could have killed could kill her.
Someone is knocking at the door. It ----- can be could be could have been Maciek.
The situation was very bad but it ----- can be could be could have been worse.
Barbara fell off a ledder yesterday but she is OK. She's lucky - she ----- can hurt could have hurt could hurt herself.
Jack plays the guitar and he ----- can could also play the piano.
Why didn't you apply for the job? You ----- can get could got could have got it.
What shall we do this afternoon? We ----- could go could have gone to the theatre.
I can't find my glasses. Have you seen them? No, but they ----- can could be in the car.
It is very nice here. We ----- can could stay here all day but we have to go.
The weather is very nice right now but it ----- can could change in the afternoon.