例:一(朵)白莲
一(_____)蜻蜓 一(_____)池塘 一(_____)泉眼 一(_____)星星
一(_____)翅膀 一(____)青蛙 一(_____)鱼儿 一(_____)凉伞
例:(清澈)的泉水
(_____)的荷花 (_____)的荷叶 (_____)的水花
(_____)的水珠 (_____)的眼睛 (_____)的翅膀
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