题目

need , animal , I , put , make , except , find , end , look , since , little , enough     Let me tell you a story .     A good friend of ___1___ lives with six hundred animals on an island . Ever ___2___ he left school , he has travelled all over the world ___3___ for animals for his own zoo . He writes books about his travels , and about his wonderful ___4___ . The money for his books helps him to pay for all the animal food . My friend told me that when he was looking for water last week (There is not enough water on the island , though there is a lot all around it ) , he ___5__A是某工厂废旧机械表面上红色固体的主要成分，B、C、F都是单质，D、F都是无色无味的气体，它们之间的相互转化关系如下图：请回答：(1)写出下列物质的化学式：C­­­­­­­­­­­­­­­­____________，F___________,B__________,G的溶质____________。(2)写出图中气体D和澄清石灰水反应相应的化学方程式：______________________