Mark works …………………...

The security guard ...... works in our college is really nice.

Which one of the underlined words or phrases is INCORRECT? I usually drink tea without milk, but since I had a stomachac…

Our college is… .............. far away to reach without a car.

If I. .......... how a good teacher Mr. Taylor was, I would have enrolled in his class years ago.

In which sentence is all PUNCTUATION correct?