Czasowniki modalne angielski ćwiczenia

I'm not certain, but it _______ have been twenty to four.

It ________ have been Bob who left the lights on. He's always doing that.

You _______ have been sunbathing the whole week - you haven't got a suntan.

It was very foolish of him to ran after the robber. He ______ have been killed.

She ______ have gone on holiday. She's got too much work to do.

Tom ______ have been mad to do something like that.

He _______ have picked up this knife because his fingerprints are all over it.

Why don't you sit down? You ______ be exhausted after such a long journey.

She _____ have eaten that whole bar of chocolate herself - it was very big!

Bob _____ have tried to call earlier, but I don't know for sure.