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https://online2.tingclass.net/lesson/shi0529/0008/8435/EC311.mp3

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Topics: Ask an American: Concussions Affect U.S. Teen Athletes; customer versus client; overwhelming; exciting; discussion on/about

Words:

ref

time out

trainer

concussion

face down

to work (someone)

match

whistle

fogginess

to think straight

nausea

dizziness

off balance

customer

client

overwhelming

exciting

discussion