A. looks very pretty

　　B. show me the black one

　　C. buy a gift for my sister

　　Assistant: Good morning. What can I show you, please?

　　Customer: Good morning. I want to (1)______. What do you suggest for a fifteen-year-old girl?

　　Assistant: We've just got some skirts of new styles from Japan. Here are they.

　　Customer: This one (2)______. What's it made of?

　　Assistant: The cloth is cotton; it wears comfortable. The design is our best seller this year. I am sure your sister would like it, too, especially young girls. And you have a wide range of colours.

　　Customer: Could you (3)______? Size 8.

　　Assistant: OK, here you are.

　　參考答案及解析：

　　1. C 根據語境可知，顧客是到店里給自己的姐姐買禮物，故C項正確。

　　2. A 店員給客戶展示了幾件裙子，顧客覺得有一件裙子不錯(looks very pretty)。

　　3. B 前面店員提到了店里有各種各樣的顏色，下句顧客問能把那件黑色的給我看一下嗎。故B項正確。