must/might/cant

Look at those dark clouds. It ___ (rain) soon.

might rain

He has bought three luxury cars this month. He ___ (be) very rich.

must be

She hasn't eaten all day, but she says she isn't hungry. She ___ (be) joking!

must be

Listen! Someone is playing the piano. It ___ (be) John because he doesn't play any instruments.

can't be

Where is Sarah? - I'm not sure. She ___ (be) in the library.

might be

He worked for 14 hours today. He ___ (be) exhausted.

must be

The lights are off and the door is locked. They ___ (be) at home.

can't be

Whose jacket is this? - It ___ (be) Paul's, but I'm not entirely sure.

could be

That man is wearing a heavy winter coat in 35°C heat. He ___ (be) crazy!

must be

She speaks fluent French and German. She ___ (be) from Vietnam.

can't be

The streets are wet this morning. It ___ (rain) last night.

must have rained

He failed the exam completely. He ___ (study) very hard for it.

can't have studied

I can't find my phone anywhere. I ___ (leave) it in the taxi.

might have left

She didn't answer my call. She ___ (be) sleeping at that time.

must have been

The window is broken and money is missing. A thief ___ (break) in.

must have broken

He walked right past me without saying hello. He ___ (see) me.

can't have seen

Why is Tom late? - He ___ (miss) the morning train.

could have missed

They didn't buy the house. The price ___ (be) too high for them.

must have been

She knew all the answers in the test. She ___ (revise) a lot.

must have revised

The cat is on the roof. It ___ (fly) up there!

can't have flown

The coffee is boiling hot. You ___ (drink) it right now!

can't drink

He knows everything about cats and feline health. He ___ (be) a veterinarian.

must be

Why is the baby crying? - She ___ (be) hungry or uncomfortable.

might be

That woman in the shop looks exactly like your sister. It ___ (be) her!

must be

He lives in a huge mansion with a swimming pool. He ___ (be) poor.

can't be

Where are my keys? - I'm not sure, they ___ (be) on the kitchen table.

could be

Look at his tired eyes. He ___ (stay) up late last night.

must have stayed

She didn't eat any of her lunch today. She ___ (feel) well.

can't be feeling

The dog is barking loudly at the door. Someone ___ (be) outside.

must be

He hasn't slept for 24 hours. He ___ (be) completely exhausted.

must be

She didn't come to the party. She ___ (forget) about it or had other plans.

might have forgotten

The food in this restaurant is terrible. It ___ (have) a good chef.

can't have

The playground is covered in snow. It ___ (freeze) last night.

must have frozen

He didn't know the answer to a very simple question. He ___ (pay) attention.

can't have been paying

I saw a cat on top of the refrigerator. It ___ (jump) up there easily.

must have jumped

She was absent from work today. She ___ (go) to the doctor.

might have gone

He speaks with a strong British accent. He ___ (be) from London.

could be

The museum was completely empty on a Saturday. That ___ (be) right!

can't be

She smiled when she read the message. It ___ (be) good news.

must have been

They haven't replied to our email yet. They ___ (not see) it yet.

might not have seen