生活中的下列做法你认为不科学的是（　　）

A．用甲醛来保鲜海鲜

B．用少量食醋除去水壶中的水垢

C．用燃烧的方法来区别羊毛和尼龙

D．用肥皂水来区别软水和硬水

She（）stealing when she had no money.

A.met with

B.took stock of

C.resorted to

D.took inventory of