Grammar Nerds Only!: Catch the mistakes (many native speakers can't)

"We opened a bottle of champagne that my mother gifted to my wife and I."

"Me and my friends are going to a movie."

"I wish there were fewer traffic lights on this road."

"They gave me and my friends some free food."

"My wife and I would like to thank you very much."

"I was expecting less people to show up."

"After finishing our meal, the doorbell rang."

"I think it would look better if it were less bright in this room."

"We need more co-operation and less fighting."

"We are looking for a babysitter for our child who can cook and clean."