当人们得知地震灾区将要建造结构更牢固的新校舍时，纷纷慷慨解囊。

eople donated generously when they learning that new school rooms with stronger structures would be built in the earthquake-stricken area.|People donated generously upon learning that new school rooms with stronger structures would be built in the earthquake-stricken area.|People donated generously upon learning that the earthquake-stricken area would build new school rooms with stronger structures.|People donated generously when they learned that the earthquake-stricken area will build new school rooms with stronger structures.