It's Mair, not Mari, but it gets you the same letters.
Both answers are correct.
1. She’s a good catch, you hear, but it sounds like a twisted deal.
Arwen: Orome loses an article, but two directions lead to her.
3. Blue Peter dog, we hear, is very clever. She runs backwards and secures the room!
4. See him labour and aspirate with four-fifths of a battering ram, however badly.
Rimaraf: Perturbed, the blessed Welsh virgin joins the air force, running back to find him.
6. She wraps knowledge (albeit twisted) around a volatile metal.
7. Foxy place of note; sounds like he needs to defrost, though.