Relacionar Columnas PossibilitiesVersión en línea revising modals for degrees of certainty in the past, present and future por Canan Schaerer 1 That's the doorbell. Do you think they're here already? 2 Look! What's that? It can't be a plane. 3 Happy birthday! Can you guess what it is? 4 Eddie was very quiet this morning. 5 Who's that sitting next to Andrew? 6 I can't read this signature – can you make anything of it? 7 Someone's left their umbrella here. 8 Do you think Gran's alright? She's not answering her phone. 9 She must be his girlfriend. 10 I'm starving! Is there anything to eat? 11 Someone was at the door a few minutes ago. 12 I can't find my keys. It's flying too low. She might be having a nap. She often does after lunch It might be Laura's. She was in here earlier. It must have been the postman. He always comes at eight. It must be his dad. He looks just like him. You might have left them at work. They can't be. They only left ten minutes ago and it takes an hour. The surname could be Smith. That looks like an 's'. Look, they're holding hands. You can't be hungry again! You've only just had lunch. It can't be a book - it's not heavy enough. Is it a video game or a DVD? He must have been tired – he flew back from London last night.