老师为同学们提供了如下实验装置：

属于我国宝岛台湾的风景名胜区的是（　　）

    My new Chinese teacher is Miss White. She is funny and kind. Her favourite food is salad because it is fresh and healthy. She can sing English songs and play the guitar. There is a lake in front of her house. Behind the house, there is a mountain. So she often climbs the mountain and plays some sports on the weekend. I like my Chinese teacher.

为减少汽车对城市大气的污染，我国成功地开发出以新燃料作能源的“绿色汽车”，这种汽车可避免有毒的有机铅、芳香烃等有害物质的排放，保护环境。这种“绿色汽车”的燃料是 (　　)

下图反映了60年西藏人口受教育变化。导致这些变化的最主要因素是（    ）