根据短文内容，选择正确答案。
A
    Mary is from Canada. She teaches English in China now. She knows a little Chinese. She isn't free from Monday to Friday. So she often goes shopping on Saturday.
    Today is Saturday. Mary goes to the shop. She comes out of her car and goes into the shop.“What can I do for you?” the girl in the shop asks her in Chinese. Mary thinks she can tell the girl what she wants in Chinese. So she says in Chinese, “A quilt(被子), please. ”
    Then the girl goes to the back of the shop. “My Chinese is not bad. The girl understands me,” She thinks. Mary is happy.
    Soon the girl comes back. She shows Mary a cup.