A:液溴易挥发,在存放液溴的试剂瓶中应加水封
B:能使润湿的淀粉KI试纸变成蓝色的物质一定是Cl2
C:某溶液加入CCl4,CC14层显紫色,证明原溶液中存在I−
D:某溶液中加入BaCl2溶液,产生不溶于稀硝酸的白色沉淀,该溶液一定含有Ag+
I used to be crazy about the film when I was young, but I ____ it that way any more.