A couple of questions

Knowing when to use the preposition of after the phrase a couple can be downright confusing. For each question below, choose the correct answer.

1. The Farleys had Placeholder for the answer relatives over for brunch last Sunday.
2. After having Placeholder for the answer too many servings of turkey, Brent fell asleep on the couch.
3. Don’t forget to pack Placeholder for the answer pairs of long pants for the trip.
4. Our neighbours won Placeholder for the answer million dollars in last week’s super lottery.
5. We planted Placeholder for the answer red maples along the northwest side of the house last fall.
6. Bronwyn is taking Placeholder for the answer more classes than she did last semester.
7. Sylvano scored Placeholder for the answer goals more than Connor did.