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.
There is no contraction for were you. There is no contraction for you were.There is a contraction for "you are" (you're).
JEB is actually a contraction of James Ewell Brown the full name of the Confederate cavalry commander Jeb Stuart.
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.
There is no contraction. There is a contraction doesn't which means "does not."
There is no contraction. The contraction we're means "we are."
It's is the contraction of it has and it is.
There is no contraction for I was. There is a contraction for I am (I'm) and for I have (I've).
The contraction for "were" is "we're."
"They've" is the contraction for 'they' and 'have'.
The contraction for "he will" is "he'll."
The grammatical contraction for "have not" is "haven't."