任务型阅读KatherineCommaleisan11-year-oldgirlfromPennsylvani...
问题详情：任务型阅读KatherineCommaleisan11-year-oldgirlfromPennsylvania.AttheageoffiveshebeganraisingmoneytobuynetsforchildreninAfricatohelpstopthespreadofmalaria（疟疾）. Whenshewasfive,Katherineleaab...