Reading Adventure-Book 4 Unit 20 (E)

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세트공유

at the same time

at once, simultaneously
When all the students ask questions at the same time, I cannot understand them.

deal

an agreement between people that benefits each one, often in business
He got a great deal on his new car.

greedy

wanting to have more of something than you need or already have
Human beings can be greedy sometimes for they are never satisfied.

pay

to exchange money for products or services
Joe had to pay $300 dollars for his speeding ticket.

toilet

a structure like a seat over a hole where you get rid of waste from your body
Some public toilets are very dirty.

waste

to use something important or valuable in a manner that is not efficient, necessary, or effective
Tom always wastes food when he goes to a buffet.