题目

在中，＝ (分别为角的对边)，则的 形状为(    ) A．直角三角形                      B．等边三角形     C．等腰三角形或直角三角形           D．等腰直角三角形 答案：A  综合填空（共10空，计10分）阅读短文，根据短文内容及首字母提示，在空白处填人一个适当的单词。The Great Wall of China has a history of o___1.__ 2000 years. It runs from the eastt 2. the west in North China. It is the l 3. wall in the world. It is often called “Ten-Thousand-Li Great Wall”. It is one of the “Seven Wonders of the A__4.___ World ”.The Great Wall is w 5. enough for ten men to walk side by side. Horses can also run along it, too. The Great Wall was made of stones and bricks (砖).There are many h_6.___ stones on each side and on the highest part. But now some parts of it are worn out.There are tall watchtowers along the Great Wall. O___7.__ upon a time, the soldiers kept watching the enemies (敌人) in the watchtowers day and night. They made fire on the towers to tell each other w___8._ the enemies came.Nowadays we don’t use the Great Wall to keep away the enemies a__9._____. It is a famous place of interest to all the people in the world. Every year t____10.___ of people come to visit it from all over the world.