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1) After the guests arrived and settled in, she asked her assistant to turn___the count system for same background music.
2) the professor asked the students to turn__ their cell phone volumes before starting the lecture.
3) she felt a bit cold and decided to turn__the heater to make the room more cozy.
4) the chef carefully used his spatula and managed to turn__ the delicate piece of fish without breaking it.
5) as soon as musician finished tuning his guitar, he was ready to turn__ and start playing music for the audience.
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