Dear sb; 　
　　　　We visited the Great Wall, last week, I always looks forward to visiting here, So when I heard we would have a trip on the Great Wall, I was so excited that I couldn't fall asleep last Sunday night,When we got to the Great Wall, it was so wonderful infront of us, We visited the Great Wall for a long time, The mountains were under our feet, That was abeautiful scene. 　
　　　　We had a wonderful time on the Great Wall, I hope I can go to visit the Great Wall again. 　
　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　Yous; 　
　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　sb