Two big burgers are 2,800 won. Two large French fries are 1,800 won. That makes 4,600 won," said the clerk. "     ⓐ    4,600 won," Min-su said. "Thank you and enjoy it," the clerk said.

Min-su and Mike were    (A)   . They were hungry. They wanted to eat a hamburger. They     ⓐentered into a fast food restaurant. It was crowded   ( ㉠ ) people. They ordered two big burgers and    ⓑone large French fries. They ⓒsat down ( ㉡ ) the wall. "The clerk did not count out your change for you," Mike whispered.

"What do you mean?" asked Min-su.

"Subtract 4,600 ( ㉢ ) 5,000 won. That ⓓleaves        4,000 won."

"ⓔIn the U.S., the clerk usually counts out the     change for you," said Mike. "She should count 700, 800, 900, 5,000 won."

"Oh, really?" Min-su said. "That's very interesting.     We do not usually count out the change."

"How interesting! We have another difference."