Let's complete the questions based on the provided answers.
1. "Did you eat the cake?" - No, I didn't. John ate it.
2. ... the concert last night? They only saw the end of it.
3. ... a great time? Oh, yes. I had a wonderful time.
Here are the completed questions:
1. Did you eat the cake?
2. **Did you enjoy** the concert last night?
3. **Did you have** a great time?