如下图，小吴家在学校____偏____20 $°$ 方向500米处。

阅读短文，选出合适的选项。

    Hello! My name is Sun Wei. Here is an American boy. His name is David Smith. He is twelve. And I am twelve, too. David is in Class Three, Grade One. I am in Class Three, Grade One, too. He is Number Eight, Row Five. I am Number Five, Row Four.

在阅兵活动中，俄罗斯军人在踏步时要将下巴扬起，彰显自豪感；而中国军人受东方内敛文化影响则不要求扬起下巴，显得更加威严。这使我们认识到（    ）