Complet avec la forme correcte du verbe

I’ve lost my shoe! I must … it somewhere.

They haven’t lived here long. They can’t … many people.

Bob isn’t at work today. He must … ill.

Bob wasn’t at work last week. He must … ill.

Who’s at the door? It can’t … Joey, he’s at work.

Marie knows a lot about films. She must … to the cinema quite a lot.

Brian is putting on his shoes. He must … out.

My car has gone! Someone must … it!

Sue lost her job last year, it can’t … easy for her. I’m glad she’s got a job now.

There’s a strange man behind us. He’s been walking behind us for a while. He must … us.