Tough, Sad and Smart

Tough, Sad and Smart here. http://grammargrinch.blogspot.com/2007/10/op-ed-columnist-tough-sad-and-smart.html


Lee writes: I taught college English for twenty-eight years. My few male Black students coasted, counting on teacher's passing them despite lack of performance.

Although “passing” is a verbal participle (according to Strunk & White), you will insist it is a gerund. Have the decency to use the apostrophe correctly for more than one teacher: teachers’ passing.