Grace is a good student, She is good at English and Chinese, but her math isn't 1 . didn't She doesn't think it's useful. One day, the clothes at Grace's mom's store are onsale, so there 2 many people, Her mom wants to teach her a lesson, so she asks her3 . at the clothes store. After a few minutes, a woman4 .in. She says she would like to buy5 .sweater, so Grace gets some for her to choose.
After some time, she says, "]'ll take this yellow one. 6 .is it?" Grace says, "lt is 800 yuan, 7 .it's on sale. You can take it 8 .half price. You just need to pay(支付) 400 yuan. "
"I see, This is my VIP card. l can get a 20% discount(折扣), right?
"Oh, yes, " Grace says, "Then, you only need to pay 80 yuan. " The woman looks at the9 .face and asks. "Are you sure?"
Then, Grace's mom comes and says to the woman, "I'm sorry, but you need to pay 320 yuan, please. " Then, she asks 10 . daughter, "Now, what do you think of math?"