What's that terrible noise? I'm sure our neighbour is using his precious drill again!/ What's that terrible noise? Our neighbour ... his precious drill again!

Perhaps she was planning to sell all the jewellery./ She .... to sell all the jewellery.

I'm sure I locked the door!/ I .... the door.

Beth isn't at home. Perhaps she's gone for a walk with her dog./ Beth isn't at home. She .... for a walk with her dog.

I've seen Jim here several times. I'm sure he lives somewhere in the area./ I've seen Jim here several times. He .... somewhere in the area.

I'm sure she didn't mean any offence./ She .... any offence.

You're flat broke?! It's impossible to spend so much money within a day!/ You're flat broke?! You ..... so much money within a day!

Perhaps they don't know whether to stay or go./ They ..... whether to stay or go.

I'm sure they don't know the rules of they game./ They ... the rules of the game.

I'm sure they distributed all the leaflets. / They .... all the leaflets.

It's possible she misunderstood you./ She ... you.

Where's Sam? Perhaps he's hiding in the wardrobe./ Where's Sam? He .... in the wardrobe.

I'm convinced he did it intentionally./ He ... intentionally.