预习Reading部分，完成下列句子。

1. Sometimes, ____         (接受) a gift can be difficult.

2. Guo Xiaoping laughs,“                           ______ (说实话) , I thought the purse was really ugly.”

3. Han Ling agrees, "My grandparents and I have                          (不同的品味) ."

4. Maybe____    ______ ______ _______ (接受的艺术) is even more difficult

    than                             _______ _______ (给予的艺术).