A:大力植树造林
B:使用清洁能源
C:提高燃油品质
D:将垃圾集中焚烧
材料一:在加压的情况下,25m3的石油气可装人容积为0.024m3的钢瓶中,说明:____.
材料二:敞口容器中的酒精逐渐减少,说明:____.
(____) I'm looking out of the window.
(____) Some children are making a snowman.
(____) In this photo,we are in the mountains.
(____) The wind is blowing and the sun is shining.
(____) I am having a lovely time.
根据下图回答问题.