题干
I don’t think looking after children is just_____work?
A：woman
B：woman’s
C：women
D：women’s
答案(点此获取答案解析）
D
I don’t think looking after children is just_____work?
A：woman
B：woman’s
C：women
D：women’s
有极大值和极小值，则
的取值范围是（ ）