Generate sentences that use the idiom ‘once in a blue moon’.
user
Sure, here are some sentences using the idiom "once in a blue moon":

1. We go camping in the woods once in a blue moon.
2. My parents celebrate their anniversary once in a blue moon.
3. The new film exhibition hall is usually open on Wednesdays, but it's once in a blue moon today.
4. It's once in a blue moon that we hear from our distant relatives.
5. He studied for his exam once in a blue moon, but he passed.
6. The annual potluck is once in a blue moon here, and I've never been before.
7. The meteor shower is a once-in-a-blue-moon occurrence.
8. Her car is so old that she splutters like once in a blue moon, and sometimes it breaks down, almost getting her into trouble.
9. It's once in a blue moon when we hear of tourists visiting here.
10. He bought a new bike once in a blue moon, and the one he purchased a few years ago still runs fine.
assistant
Generate sentences that use the idiom ‘once in a blue moon’.
user
1. I only see my old college friends once in a blue moon, but when we do meet, it's as if no time has passed at all.
2. My brother lives abroad, so we only get to visit him once in a blue moon.
3. She doesn't usually eat sweets, but once in a blue moon, she'll indulge in a piece of chocolate cake.
4. We like to take a family vacation once in a blue moon to relax and unwind.
5. Once in a blue moon, I'll treat myself to a spa day to rejuvenate and feel refreshed.
6. They hardly ever go to the theater, but once in a blue moon, they'll buy tickets for a special performance.
7. I usually stick to my routine, but once in a blue moon, I like to try something new and exciting.
8. My parents usually prefer staying home, but once in a blue moon, they'll go out for a fancy dinner.
9. Since moving to the city, I rarely see the stars, but once in a blue moon, I'll catch a glimpse of the night sky on a clear night.
10. He doesn't usually take time off work, but once in a blue moon, he'll take a day for himself to recharge.
assistant