I want you to...

Host: Welcome everyone, thank for coming. You can see some fruit on the table. We want you to paint that. I will come around and give you advice to help make your painting better.
(...)
Host: That's looking really good. I want you to add more colour to the apple.
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Host: Wow. Amazing! Try adding more shade to the bottom of the banana. I want you to make the underside of the banana darker.
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Host: That's really good. I love the grapes. I want you to now spend time on the bowl. Add some detail to it.