Collocation
completely sure
Definition
having no doubt; fully certain about something
'completely sure' is a common English collocation. having no doubt; fully certain about something
be + completely sure + (about/of/that) + clause/noun
“I’m completely sure this is the right address.”
Examples
- I’m _____ sure I locked the door.
- She wasn’t _____ sure which train to take.
- Are you _____ sure this is the correct file?
Show more examples
- We can’t sign the contract until we’re _____ sure about the costs.
- He said he was _____ sure that the meeting starts at 3.
- I’m not _____ sure whether I left my keys at work or at home.
- Before you publish it, make sure you’re _____ sure of the facts.
- They seemed _____ sure that the plan would succeed, despite the risks.
- I can’t be _____ sure, but I think I saw him near the station.