Giúp e từ câu 11-20 vs ạa

11. "Did you enjoy the show last night?" "Yes, but I wish I A. hadn't B. didn't have 12. Why didn't you invite me to go to that dance?" A. could invite invited 13. A. If only he arrived in time, C. If only he did arrive in time, 14. I wouldn't have gone to the zoo if A. I knew it would ...