观赏 欣赏 玩赏
(1)我静静地(
(2)中外游客不约而同地来到令人神往的九寨沟,(
(3)我看见过波澜壮阔的大海,(
幽静 寂静
(1)鳞光闪闪的鱼群映着雪水清流,给(
(2)骑马穿行林中,只听见马蹄溅起漫流在岩石上的水声,使密林显得更加(

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

