A.王一梅;胡萝卜先生;一根胡子、蘸到果酱;小男孩、一段胡子;鸟太太、晾衣绳 |
B.王一梅;胡萝卜先生;两根胡子、蘸到果酱;小男孩、一段胡子;鸟太太、晾衣绳 |
C.王小梅;胡萝卜先生;一根胡子、蘸到果酱;小女孩、一段胡子;鸟太太、晾衣绳 |
同类型试题
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2