I suppose you can decipher it. -
I couldn't see another possibility. -
Can I fix you anything? -
They couldn't fix the system. -
I know I can defeat it. -
Can I have the knife? -
Can you repair the car? -
Could you launch the program, please? -
You can't handle the pressure. -
Can I have a biscuit? -
Could I see the contract, please? -
Can I sell you glass? -
We cannot block the door. -
I couldn't find the key for some time. -
I can't work this way. -
Can you give me anything? -
I think we can help him. -
I can't bear this silence. -
I can sell your home in a heartbeat. -
He couldn't predict the future. -