阅读下面材料，根据其内容和所给段落开头语续写两段，使之构成一篇完整的短文。

Harryslammed（猛关）hisbedroomdoor.He’dbeenbeggingDadforanewtabletforweeks—onewithafastcameratotakephotosforhisartclass.ButDadjustshookhisheadeverytime.

“Weneedtosaveforyouryoungersister’sschooltriptothesciencemuseum,”