一、教学目的 :1 学会运用地图说明本区地理位置的重要性 ,并在西亚和北非地图上找出并记住课文所指出的重要地名和它们的位置。 (如五海三洲二洋、苏伊士运河、土耳其海峡、撒哈拉沙漠等 )。2 了解本区自然环境特征 :以高原为主的地形 ,炎热干燥的气候 ,世界沙漠面积分布最广 First, the purpose of teaching: 1 Learn to use maps to illustrate the importance of geographical location in the area, and in West Asia and North Africa map to find and remember the important names of the places pointed out in the text and their location. (eg Wuhai Sanzhou, Ocean, Suez Canal, Turkish Strait, Sahara, etc.). 2 Understand the nature of the area’s natural environment: With plateau-based terrain, hot and dry climate, the world’s desert area is the most widely distributed