Here are five worksheets on the homophones cue and queue. Both are used as nouns and verbs, and as verbs they can be used both intransitively and transitively. These words are in common enough use in English that I think these words ought to be able to find a place in most English classrooms, particularly for English language learners.
If you find typos in these documents, I would appreciate a notification. And, as always, if you find this material useful in your practice, I would be grateful to hear what you think of it. I seek your peer review.