Of course I can give you a sentence with course. I didn't even need to take any course to figure out how to do it. Hope this sets you on the right course.
Yes, starting a sentence with "but" is acceptable in informal or creative writing. However, in formal writing, it is generally recommended to avoid starting a sentence with "but" and instead use it within the sentence for better flow and clarity.
Of course you can get 'autograph' in a sentence - I just have done!
I am taking a course in business management.
Of course
yes of course can
Of course you can.
Of course not!
of course you can
No.
Of course. The shortest valid such sentence would be: "It is."
Of course you can.
of course you can! =]