of course
fixed phr..fixed phr.. A phrase used to say 'yes' with certainty, or to show that something is obvious and expected.
fixed phr.. A fixed phrase used as a discourse marker to express strong affirmation, grant permission, or to indicate that a statement is obvious or expected.
Of course, you can borrow my pen.
When asked if he was tired after the long flight, he said, 'Of course!'
The defendant, of course, maintained his innocence throughout the trial, despite the overwhelming evidence presented by the prosecution.
Be careful with tone, as saying something is 'of course' true can sometimes sound impatient.
Contrast the two main uses: a polite, enthusiastic 'yes' versus a statement of the obvious, which can sound condescending depending on intonation.
Off course, I'll be there.Of course, I'll be there.'Off course' means not on the correct route, while 'of course' means 'certainly'.