The chicken just stopped in the middle of the road.
Yes.
Egypt is in the Middle East.
There is rich, middle class, and poor. I, myself, am middle class.
The Middle Ages was a time between ancient and modern times.
I am in the middle of a sentence.
During the middle of class, she asked the teacher to use the lavatory.
The middle ages was an epoch of intellectual opression.
pretend their is an imaginary line in the middle of the field.
You can use the letter I in the middle of a sentence to describe yourself.
No, unless it is part of a proper noun or the first word in a sentence. The word "beef" should not be capitalized in the middle of a sentence.
When using the word "however" in the middle of a sentence, you use commas before and after the word if combining a independent and dependent clauses. You may also use it for two independent clauses or use a ";" before the word however followed by a comma.
No, a comma is not needed before and after the word "again" if it is in the middle of a sentence.