英语语法分析

This pianist and avid Rollerblader has advertised heavily during the recession to keep sales of macaroni and cheese and Kool-Aid flowing.

她会弹奏钢琴，酷爱轮滑，为保持通心粉、芝士和超浓缩果汁冲剂在经济危机期间的销量，不惜在广告上一掷千金。