She picked the best cake for herself.

We picked up as many people from the burning ship as we could.

【知识拓展】

1. pick up还有其他意思:1) (开车)接人；2) 让人乘车；搭载；3) 学得:通过学习或经历获得(知识)。

2. pick还能与其他介词搭配构成固定短语,

如:pick on sb. / sth. (跟某人)找别扭；故意刁难挑剔；

pick sb. / sth. out精心挑选；辨认出；

pick sth. over用心挑选；筛选。