That/Who

Incorrect : I have written to my uncle that lives in England.
Correct: I have written to my uncle who lives in England.

Incorrect: I called my professor that works at my old university.
Correct: I called my professor who works at my old university.

Me/I

Incorrect : Please give it to I.
Correct: Please give it to me.

Incorrect: Sally and me took the class yesterday.
Correct: Sally and I took the class yesterday.

Is/Are

Incorrect : One of the cars are late.
Correct: One of the cars is late.

Incorrect: Each of the vans are slow.
Correct: Each of the vans is slow.

Any/Other

Incorrect : Many people know that Alaska is bigger than any state in the United States.
Correct: Many people know that Alaska is bigger than any other state in the United States.

Incorrect: That box is bigger than any box in the store.
Correct: That box is bigger than any other box in the store.

An/A

Incorrect : I have a old television set, but it still works.
Correct: I have an old television set, but it still works.

Incorrect: That was an good decision.
Correct: That was a good decision.