帮忙分析一下这句句子的结构

题目

帮忙分析一下这句句子的结构
The ice-cream lady walked slowly up the aisle,her head turning this way and that in search of last-minute customers.这句句子的that in search of这里开始帮忙分析一下,

答案

(The ice-cream lady主语) (walked slowly谓语) (up the aisle状语),((her head主语) (turning this way and that谓语) (in search of last-minute customers状语).独立主格结构)卖冰淇淋的女士在过道上慢慢的走,她...