(1)牛群吃草时非常专注,有时站立不动,仿佛正在思考着什么。(
(2)牛犊的模样像贵夫人,仪态端庄。(
(3)极目远眺,四周全是丝绒般的碧绿草原和黑白两色的花牛。(
(4)辽阔无垠的原野似乎归它们所有。(
(5)在天堂般的绿色草原上,白色的绵羊,悠然自得。(
(6)黑色的猪群,不停地呼噜着,像是对什么表示赞许。(
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