We can't find the frog. -
I bet I could help her. -
Can I get some ice? -
I cannot drink the water of this place. -
I can't lose this client. -
We know you can do it. -
I can't pick a winner. -
You know you can trust me. -
I hope you can control it. -
Can I have some sugar, please? -
I cannot lose this job. -
You think you can defy me. -
I can't work this way. -
I couldn't sleep that night. -
He couldn't find an explanation. -
Could I use the phone? -
We could go to the sorority house. -
He couldn't find the key. -
Could I buy a calendar? -
You know you can tell me. -