Have/tidy your room? (yes - already)
Have you tidied your room yet? Yes, I've tidied it already.
Have/ever/write a poem? When? What about?
Have you ever written a poem?
Have/ever/meet a famous person? If yes: Who? When? Where?
Have you ever met a famous person?
Have/ever/buy shoes online? If yes: When? How much?
Have you ever bought shoes online?
Have/ever/sing a song in English? If yes: When? Where? Which song?
Have you ever sung a song in English?
Have/ever/eat Chinese food? If yes: When? Where? Who with? Like?
Have you ever eaten Chinese food?
Have/ever/be to a theme park? If yes: Where? When? Who with? Enjoy?
Have you ever been to a theme park? Where did you go? When did you go there? Who did you go with? Did you enjoy it?
Have/ever/see a rainbow? If yes: Where? When? Who with?
Have you ever seen a rainbow?
Have/ever/lose anything important? If yes: What? When? How/feel?
Have you ever lost anything important?
Have/ever/ride a horse? If yes: When? Where? Enjoy?
Have you ever ridden a horse?