完形填空。

   1! My name  2Alice. I'm fourteen  3  . I like playing Volleyball  4 going to the cinema. My favourite5  is Christmas.

    This is my friend Joe. He's fifteen. He   6  like playing sport. He can7  English and he likes Maths. He wants8   everything about it.

    This is my cousin. She is thirteen.   9 favourite sport is skating and she can skate very   10   . She likes music. She says it's exciting.

如图，点A、B、C、D在同一条直线上，点E、F分别在直线AD的两侧，且AE=DF，∠A=∠D，AB=DC．

人的情绪是多种多样的，我们应选择适当的场合表达自己的情绪，因为（    ）