（北京市海淀区2010届高三上学期期中考试）

假设你是北京市某中学高一年级的学生李华，擅长舞蹈。你报名参加了2009年国庆60周年晚上的联欢。请根据以下四幅图的先后顺序，写信给你的笔友David讲述参加活动的全过程以及你的感受。信的开头和结尾已经给出。

注意：词数不少于60-。

提示词：联欢get-together

Dear David,

    I am writing to share the great happiness of taking part in the performance in celebration of the 60th national anniversary.

    …

    I will enclose some pictures taken that evening.

    Wish you all the best!

Yours,

Li Hua

（北京市海淀区2010届高三上学期期中考试）

请根据下面提示，写一篇短文。词数不少于50。

In your spoken English class, your teacher shows you the following picture. You are asked to describe the picture and explain how you understand it.