The contraction form of this simple sentence is "James hasn't." The apostrophe shows that the letter O is missing. A common mistake in forming contractions it thinking the apostrophe is there to show where the two words are run together. Instead, the apostrophe replaces any missing letters.
JEB is actually a contraction of James Ewell Brown the full name of the Confederate cavalry commander Jeb Stuart.
There is no contraction for were you. There is no contraction for you were.There is a contraction for "you are" (you're).
There is no contraction for "its not."There is a contraction for "it is" (it's).There is a contraction for "is not" (isn't).
He's already IS a contraction. It is a contraction of he is.
Bill is a contraction of the name William. In the same way that James is shortened to Jim.
It's is the contraction of it has and it is.
There is no contraction. There is a contraction doesn't which means "does not."
There is no contraction for I was. There is a contraction for I am (I'm) and for I have (I've).
There is no contraction. The contraction we're means "we are."
The contraction for he will is He'll
We're is a contraction of we are.
"They've" is the contraction for 'they' and 'have'.